Home / 3,854,465.40-5,781,698.10-2,429,902.20

Finding the Fourth Proportional to 3,854,465.40, 5,781,698.10 and 2,429,902.20

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Solution

The fourth proportional to 3,854,465.40, 5,781,698.10 and 2,429,902.20 is: 3,644,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,465.40 : 5,781,698.10 = 2,429,902.20 : x
  2. Step 2: Convert to fraction form
    3,854,465.40/5,781,698.10 = 2,429,902.20/x
  3. Step 3: Cross multiply
    3,854,465.40x = 5,781,698.10 × 2,429,902.20
  4. Step 4: Simplify right side
    3,854,465.40x = 14,048,960,932,925.82
  5. Step 5: Solve for x
    x = 14,048,960,932,925.82/3,854,465.40
  6. Step 6: Final answer
    x = 3,644,853.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.