Home / 1,356,850.63-1,872,489.52-745,042.85

Finding the Fourth Proportional to 1,356,850.63, 1,872,489.52 and 745,042.85

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Solution

The fourth proportional to 1,356,850.63, 1,872,489.52 and 745,042.85 is: 1,028,178.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,850.63 : 1,872,489.52 = 745,042.85 : x
  2. Step 2: Convert to fraction form
    1,356,850.63/1,872,489.52 = 745,042.85/x
  3. Step 3: Cross multiply
    1,356,850.63x = 1,872,489.52 × 745,042.85
  4. Step 4: Simplify right side
    1,356,850.63x = 1,395,084,928,575.93
  5. Step 5: Solve for x
    x = 1,395,084,928,575.93/1,356,850.63
  6. Step 6: Final answer
    x = 1,028,178.71

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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.