Home / 1,412,049.57-1,948,640.28-767,469.60

Finding the Fourth Proportional to 1,412,049.57, 1,948,640.28 and 767,469.60

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Solution

The fourth proportional to 1,412,049.57, 1,948,640.28 and 767,469.60 is: 1,059,114.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,049.57 : 1,948,640.28 = 767,469.60 : x
  2. Step 2: Convert to fraction form
    1,412,049.57/1,948,640.28 = 767,469.60/x
  3. Step 3: Cross multiply
    1,412,049.57x = 1,948,640.28 × 767,469.60
  4. Step 4: Simplify right side
    1,412,049.57x = 1,495,522,176,235.49
  5. Step 5: Solve for x
    x = 1,495,522,176,235.49/1,412,049.57
  6. Step 6: Final answer
    x = 1,059,114.50

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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.