Home / 1,127,824.20-1,691,736.30-649,527.30

Finding the Fourth Proportional to 1,127,824.20, 1,691,736.30 and 649,527.30

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Solution

The fourth proportional to 1,127,824.20, 1,691,736.30 and 649,527.30 is: 974,290.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,824.20 : 1,691,736.30 = 649,527.30 : x
  2. Step 2: Convert to fraction form
    1,127,824.20/1,691,736.30 = 649,527.30/x
  3. Step 3: Cross multiply
    1,127,824.20x = 1,691,736.30 × 649,527.30
  4. Step 4: Simplify right side
    1,127,824.20x = 1,098,828,911,250.99
  5. Step 5: Solve for x
    x = 1,098,828,911,250.99/1,127,824.20
  6. Step 6: Final answer
    x = 974,290.95

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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.