Home / 1,259,233.23-1,737,747.84-715,398.86

Finding the Fourth Proportional to 1,259,233.23, 1,737,747.84 and 715,398.86

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Solution

The fourth proportional to 1,259,233.23, 1,737,747.84 and 715,398.86 is: 987,253.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,233.23 : 1,737,747.84 = 715,398.86 : x
  2. Step 2: Convert to fraction form
    1,259,233.23/1,737,747.84 = 715,398.86/x
  3. Step 3: Cross multiply
    1,259,233.23x = 1,737,747.84 × 715,398.86
  4. Step 4: Simplify right side
    1,259,233.23x = 1,243,182,823,703.46
  5. Step 5: Solve for x
    x = 1,243,182,823,703.46/1,259,233.23
  6. Step 6: Final answer
    x = 987,253.83

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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.