Home / 1,127,265.53-1,690,883.80-274,338.61

Finding the Fourth Proportional to 1,127,265.53, 1,690,883.80 and 274,338.61

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Solution

The fourth proportional to 1,127,265.53, 1,690,883.80 and 274,338.61 is: 411,504.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,265.53 : 1,690,883.80 = 274,338.61 : x
  2. Step 2: Convert to fraction form
    1,127,265.53/1,690,883.80 = 274,338.61/x
  3. Step 3: Cross multiply
    1,127,265.53x = 1,690,883.80 × 274,338.61
  4. Step 4: Simplify right side
    1,127,265.53x = 463,874,711,363.52
  5. Step 5: Solve for x
    x = 463,874,711,363.52/1,127,265.53
  6. Step 6: Final answer
    x = 411,504.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.