Home / 1,625,474.20-2,439,377.70-914,747.80

Finding the Fourth Proportional to 1,625,474.20, 2,439,377.70 and 914,747.80

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Solution

The fourth proportional to 1,625,474.20, 2,439,377.70 and 914,747.80 is: 1,372,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,474.20 : 2,439,377.70 = 914,747.80 : x
  2. Step 2: Convert to fraction form
    1,625,474.20/2,439,377.70 = 914,747.80/x
  3. Step 3: Cross multiply
    1,625,474.20x = 2,439,377.70 × 914,747.80
  4. Step 4: Simplify right side
    1,625,474.20x = 2,231,415,384,444.06
  5. Step 5: Solve for x
    x = 2,231,415,384,444.06/1,625,474.20
  6. Step 6: Final answer
    x = 1,372,778.10

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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.