Home / 3,146,800.08-4,338,403.20-2,057,198.40

Finding the Fourth Proportional to 3,146,800.08, 4,338,403.20 and 2,057,198.40

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Solution

The fourth proportional to 3,146,800.08, 4,338,403.20 and 2,057,198.40 is: 2,836,200.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,800.08 : 4,338,403.20 = 2,057,198.40 : x
  2. Step 2: Convert to fraction form
    3,146,800.08/4,338,403.20 = 2,057,198.40/x
  3. Step 3: Cross multiply
    3,146,800.08x = 4,338,403.20 × 2,057,198.40
  4. Step 4: Simplify right side
    3,146,800.08x = 8,924,956,121,594.88
  5. Step 5: Solve for x
    x = 8,924,956,121,594.88/3,146,800.08
  6. Step 6: Final answer
    x = 2,836,200.55

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.