Home / 1,087,061.20-1,630,591.80-994,059.03

Finding the Fourth Proportional to 1,087,061.20, 1,630,591.80 and 994,059.03

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Solution

The fourth proportional to 1,087,061.20, 1,630,591.80 and 994,059.03 is: 1,491,088.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,061.20 : 1,630,591.80 = 994,059.03 : x
  2. Step 2: Convert to fraction form
    1,087,061.20/1,630,591.80 = 994,059.03/x
  3. Step 3: Cross multiply
    1,087,061.20x = 1,630,591.80 × 994,059.03
  4. Step 4: Simplify right side
    1,087,061.20x = 1,620,904,503,033.95
  5. Step 5: Solve for x
    x = 1,620,904,503,033.95/1,087,061.20
  6. Step 6: Final answer
    x = 1,491,088.55

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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.