Home / 1,456,318.16-2,182,761.06-656,663.48

Finding the Fourth Proportional to 1,456,318.16, 2,182,761.06 and 656,663.48

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Solution

The fourth proportional to 1,456,318.16, 2,182,761.06 and 656,663.48 is: 984,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,318.16 : 2,182,761.06 = 656,663.48 : x
  2. Step 2: Convert to fraction form
    1,456,318.16/2,182,761.06 = 656,663.48/x
  3. Step 3: Cross multiply
    1,456,318.16x = 2,182,761.06 × 656,663.48
  4. Step 4: Simplify right side
    1,456,318.16x = 1,433,339,473,668.09
  5. Step 5: Solve for x
    x = 1,433,339,473,668.09/1,456,318.16
  6. Step 6: Final answer
    x = 984,221.38

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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.