Home / 1,006,308.92-1,388,694.96-749,335.28

Finding the Fourth Proportional to 1,006,308.92, 1,388,694.96 and 749,335.28

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Solution

The fourth proportional to 1,006,308.92, 1,388,694.96 and 749,335.28 is: 1,034,074.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,308.92 : 1,388,694.96 = 749,335.28 : x
  2. Step 2: Convert to fraction form
    1,006,308.92/1,388,694.96 = 749,335.28/x
  3. Step 3: Cross multiply
    1,006,308.92x = 1,388,694.96 × 749,335.28
  4. Step 4: Simplify right side
    1,006,308.92x = 1,040,598,126,686.19
  5. Step 5: Solve for x
    x = 1,040,598,126,686.19/1,006,308.92
  6. Step 6: Final answer
    x = 1,034,074.24

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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.