Home / 993,871.62-1,487,862.27-613,569.53

Finding the Fourth Proportional to 993,871.62, 1,487,862.27 and 613,569.53

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Solution

The fourth proportional to 993,871.62, 1,487,862.27 and 613,569.53 is: 918,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,871.62 : 1,487,862.27 = 613,569.53 : x
  2. Step 2: Convert to fraction form
    993,871.62/1,487,862.27 = 613,569.53/x
  3. Step 3: Cross multiply
    993,871.62x = 1,487,862.27 × 613,569.53
  4. Step 4: Simplify right side
    993,871.62x = 912,906,957,428.29
  5. Step 5: Solve for x
    x = 912,906,957,428.29/993,871.62
  6. Step 6: Final answer
    x = 918,536.10

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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.