Home / 3,678,432.80-5,517,584.78-1,655,244.76

Finding the Fourth Proportional to 3,678,432.80, 5,517,584.78 and 1,655,244.76

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Solution

The fourth proportional to 3,678,432.80, 5,517,584.78 and 1,655,244.76 is: 2,482,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,432.80 : 5,517,584.78 = 1,655,244.76 : x
  2. Step 2: Convert to fraction form
    3,678,432.80/5,517,584.78 = 1,655,244.76/x
  3. Step 3: Cross multiply
    3,678,432.80x = 5,517,584.78 × 1,655,244.76
  4. Step 4: Simplify right side
    3,678,432.80x = 9,132,953,294,950.75
  5. Step 5: Solve for x
    x = 9,132,953,294,950.75/3,678,432.80
  6. Step 6: Final answer
    x = 2,482,838.15

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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.