Home / 1,542,367.71-2,314,024.54-690,156.79

Finding the Fourth Proportional to 1,542,367.71, 2,314,024.54 and 690,156.79

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Solution

The fourth proportional to 1,542,367.71, 2,314,024.54 and 690,156.79 is: 1,035,446.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,367.71 : 2,314,024.54 = 690,156.79 : x
  2. Step 2: Convert to fraction form
    1,542,367.71/2,314,024.54 = 690,156.79/x
  3. Step 3: Cross multiply
    1,542,367.71x = 2,314,024.54 × 690,156.79
  4. Step 4: Simplify right side
    1,542,367.71x = 1,597,039,740,997.17
  5. Step 5: Solve for x
    x = 1,597,039,740,997.17/1,542,367.71
  6. Step 6: Final answer
    x = 1,035,446.82

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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.