Home / 2,969,807.40-4,454,711.10-725,945.40

Finding the Fourth Proportional to 2,969,807.40, 4,454,711.10 and 725,945.40

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Solution

The fourth proportional to 2,969,807.40, 4,454,711.10 and 725,945.40 is: 1,088,918.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,807.40 : 4,454,711.10 = 725,945.40 : x
  2. Step 2: Convert to fraction form
    2,969,807.40/4,454,711.10 = 725,945.40/x
  3. Step 3: Cross multiply
    2,969,807.40x = 4,454,711.10 × 725,945.40
  4. Step 4: Simplify right side
    2,969,807.40x = 3,233,877,031,373.94
  5. Step 5: Solve for x
    x = 3,233,877,031,373.94/2,969,807.40
  6. Step 6: Final answer
    x = 1,088,918.10

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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.