Home / 1,540,963.20-2,311,444.80-974,092.80

Finding the Fourth Proportional to 1,540,963.20, 2,311,444.80 and 974,092.80

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Solution

The fourth proportional to 1,540,963.20, 2,311,444.80 and 974,092.80 is: 1,461,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,963.20 : 2,311,444.80 = 974,092.80 : x
  2. Step 2: Convert to fraction form
    1,540,963.20/2,311,444.80 = 974,092.80/x
  3. Step 3: Cross multiply
    1,540,963.20x = 2,311,444.80 × 974,092.80
  4. Step 4: Simplify right side
    1,540,963.20x = 2,251,561,737,277.44
  5. Step 5: Solve for x
    x = 2,251,561,737,277.44/1,540,963.20
  6. Step 6: Final answer
    x = 1,461,139.20

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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.