Home / 5,915,121.30-8,874,253.89-1,871,680.95

Finding the Fourth Proportional to 5,915,121.30, 8,874,253.89 and 1,871,680.95

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Solution

The fourth proportional to 5,915,121.30, 8,874,253.89 and 1,871,680.95 is: 2,808,018.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,915,121.30 : 8,874,253.89 = 1,871,680.95 : x
  2. Step 2: Convert to fraction form
    5,915,121.30/8,874,253.89 = 1,871,680.95/x
  3. Step 3: Cross multiply
    5,915,121.30x = 8,874,253.89 × 1,871,680.95
  4. Step 4: Simplify right side
    5,915,121.30x = 16,609,771,951,376.40
  5. Step 5: Solve for x
    x = 16,609,771,951,376.40/5,915,121.30
  6. Step 6: Final answer
    x = 2,808,018.82

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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.