Home / 1,304,916.47-1,800,781.05-724,227.27

Finding the Fourth Proportional to 1,304,916.47, 1,800,781.05 and 724,227.27

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Solution

The fourth proportional to 1,304,916.47, 1,800,781.05 and 724,227.27 is: 999,431.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,916.47 : 1,800,781.05 = 724,227.27 : x
  2. Step 2: Convert to fraction form
    1,304,916.47/1,800,781.05 = 724,227.27/x
  3. Step 3: Cross multiply
    1,304,916.47x = 1,800,781.05 × 724,227.27
  4. Step 4: Simplify right side
    1,304,916.47x = 1,304,174,735,598.38
  5. Step 5: Solve for x
    x = 1,304,174,735,598.38/1,304,916.47
  6. Step 6: Final answer
    x = 999,431.59

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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.