Home / 4,429,679.40-6,644,519.10-2,414,140.20

Finding the Fourth Proportional to 4,429,679.40, 6,644,519.10 and 2,414,140.20

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Solution

The fourth proportional to 4,429,679.40, 6,644,519.10 and 2,414,140.20 is: 3,621,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,679.40 : 6,644,519.10 = 2,414,140.20 : x
  2. Step 2: Convert to fraction form
    4,429,679.40/6,644,519.10 = 2,414,140.20/x
  3. Step 3: Cross multiply
    4,429,679.40x = 6,644,519.10 × 2,414,140.20
  4. Step 4: Simplify right side
    4,429,679.40x = 16,040,800,668,977.82
  5. Step 5: Solve for x
    x = 16,040,800,668,977.82/4,429,679.40
  6. Step 6: Final answer
    x = 3,621,210.30

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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.