Home / 2,912,463.90-4,368,695.85-2,651,190.30

Finding the Fourth Proportional to 2,912,463.90, 4,368,695.85 and 2,651,190.30

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Solution

The fourth proportional to 2,912,463.90, 4,368,695.85 and 2,651,190.30 is: 3,976,785.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,463.90 : 4,368,695.85 = 2,651,190.30 : x
  2. Step 2: Convert to fraction form
    2,912,463.90/4,368,695.85 = 2,651,190.30/x
  3. Step 3: Cross multiply
    2,912,463.90x = 4,368,695.85 × 2,651,190.30
  4. Step 4: Simplify right side
    2,912,463.90x = 11,582,244,061,170.25
  5. Step 5: Solve for x
    x = 11,582,244,061,170.25/2,912,463.90
  6. Step 6: Final answer
    x = 3,976,785.45

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Similar ratio
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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.