Home / 1,948,697.52-2,923,046.28-686,229.36

Finding the Fourth Proportional to 1,948,697.52, 2,923,046.28 and 686,229.36

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Solution

The fourth proportional to 1,948,697.52, 2,923,046.28 and 686,229.36 is: 1,029,344.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,697.52 : 2,923,046.28 = 686,229.36 : x
  2. Step 2: Convert to fraction form
    1,948,697.52/2,923,046.28 = 686,229.36/x
  3. Step 3: Cross multiply
    1,948,697.52x = 2,923,046.28 × 686,229.36
  4. Step 4: Simplify right side
    1,948,697.52x = 2,005,880,177,974.78
  5. Step 5: Solve for x
    x = 2,005,880,177,974.78/1,948,697.52
  6. Step 6: Final answer
    x = 1,029,344.04

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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.