Home / 1,071,456.18-1,478,605.20-588,029.28

Finding the Fourth Proportional to 1,071,456.18, 1,478,605.20 and 588,029.28

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Solution

The fourth proportional to 1,071,456.18, 1,478,605.20 and 588,029.28 is: 811,478.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,456.18 : 1,478,605.20 = 588,029.28 : x
  2. Step 2: Convert to fraction form
    1,071,456.18/1,478,605.20 = 588,029.28/x
  3. Step 3: Cross multiply
    1,071,456.18x = 1,478,605.20 × 588,029.28
  4. Step 4: Simplify right side
    1,071,456.18x = 869,463,151,160.26
  5. Step 5: Solve for x
    x = 869,463,151,160.26/1,071,456.18
  6. Step 6: Final answer
    x = 811,478.03

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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.