Home / 1,270,737.04-1,753,609.20-726,881.90

Finding the Fourth Proportional to 1,270,737.04, 1,753,609.20 and 726,881.90

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Solution

The fourth proportional to 1,270,737.04, 1,753,609.20 and 726,881.90 is: 1,003,092.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,737.04 : 1,753,609.20 = 726,881.90 : x
  2. Step 2: Convert to fraction form
    1,270,737.04/1,753,609.20 = 726,881.90/x
  3. Step 3: Cross multiply
    1,270,737.04x = 1,753,609.20 × 726,881.90
  4. Step 4: Simplify right side
    1,270,737.04x = 1,274,666,787,153.48
  5. Step 5: Solve for x
    x = 1,274,666,787,153.48/1,270,737.04
  6. Step 6: Final answer
    x = 1,003,092.49

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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.