Home / 5,176,625.22-7,764,957-1,582,378.20

Finding the Fourth Proportional to 5,176,625.22, 7,764,957 and 1,582,378.20

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Solution

The fourth proportional to 5,176,625.22, 7,764,957 and 1,582,378.20 is: 2,373,573.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176,625.22 : 7,764,957 = 1,582,378.20 : x
  2. Step 2: Convert to fraction form
    5,176,625.22/7,764,957 = 1,582,378.20/x
  3. Step 3: Cross multiply
    5,176,625.22x = 7,764,957 × 1,582,378.20
  4. Step 4: Simplify right side
    5,176,625.22x = 12,287,098,680,737.40
  5. Step 5: Solve for x
    x = 12,287,098,680,737.40/5,176,625.22
  6. Step 6: Final answer
    x = 2,373,573.16

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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.