Home / 1,031,789.16-1,547,087.52-399,964.92

Finding the Fourth Proportional to 1,031,789.16, 1,547,087.52 and 399,964.92

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Solution

The fourth proportional to 1,031,789.16, 1,547,087.52 and 399,964.92 is: 599,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,789.16 : 1,547,087.52 = 399,964.92 : x
  2. Step 2: Convert to fraction form
    1,031,789.16/1,547,087.52 = 399,964.92/x
  3. Step 3: Cross multiply
    1,031,789.16x = 1,547,087.52 × 399,964.92
  4. Step 4: Simplify right side
    1,031,789.16x = 618,780,736,169.80
  5. Step 5: Solve for x
    x = 618,780,736,169.80/1,031,789.16
  6. Step 6: Final answer
    x = 599,716.26

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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.