Home / 2,512,438.92-3,766,377.58-913,871.88

Finding the Fourth Proportional to 2,512,438.92, 3,766,377.58 and 913,871.88

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Solution

The fourth proportional to 2,512,438.92, 3,766,377.58 and 913,871.88 is: 1,369,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,438.92 : 3,766,377.58 = 913,871.88 : x
  2. Step 2: Convert to fraction form
    2,512,438.92/3,766,377.58 = 913,871.88/x
  3. Step 3: Cross multiply
    2,512,438.92x = 3,766,377.58 × 913,871.88
  4. Step 4: Simplify right side
    2,512,438.92x = 3,441,986,559,824.45
  5. Step 5: Solve for x
    x = 3,441,986,559,824.45/2,512,438.92
  6. Step 6: Final answer
    x = 1,369,978.20

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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.