Home / 1,259,237.64-1,737,753.82-715,403.27

Finding the Fourth Proportional to 1,259,237.64, 1,737,753.82 and 715,403.27

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Solution

The fourth proportional to 1,259,237.64, 1,737,753.82 and 715,403.27 is: 987,259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,237.64 : 1,737,753.82 = 715,403.27 : x
  2. Step 2: Convert to fraction form
    1,259,237.64/1,737,753.82 = 715,403.27/x
  3. Step 3: Cross multiply
    1,259,237.64x = 1,737,753.82 × 715,403.27
  4. Step 4: Simplify right side
    1,259,237.64x = 1,243,194,767,838.87
  5. Step 5: Solve for x
    x = 1,243,194,767,838.87/1,259,237.64
  6. Step 6: Final answer
    x = 987,259.85

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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.