Home / 1,156,223.52-1,596,052.08-763,699.68

Finding the Fourth Proportional to 1,156,223.52, 1,596,052.08 and 763,699.68

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Solution

The fourth proportional to 1,156,223.52, 1,596,052.08 and 763,699.68 is: 1,054,211.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,223.52 : 1,596,052.08 = 763,699.68 : x
  2. Step 2: Convert to fraction form
    1,156,223.52/1,596,052.08 = 763,699.68/x
  3. Step 3: Cross multiply
    1,156,223.52x = 1,596,052.08 × 763,699.68
  4. Step 4: Simplify right side
    1,156,223.52x = 1,218,904,462,759.33
  5. Step 5: Solve for x
    x = 1,218,904,462,759.33/1,156,223.52
  6. Step 6: Final answer
    x = 1,054,211.79

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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.