Home / 2,631,641.40-3,948,774.30-1,495,276.20

Finding the Fourth Proportional to 2,631,641.40, 3,948,774.30 and 1,495,276.20

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Solution

The fourth proportional to 2,631,641.40, 3,948,774.30 and 1,495,276.20 is: 2,243,659.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,641.40 : 3,948,774.30 = 1,495,276.20 : x
  2. Step 2: Convert to fraction form
    2,631,641.40/3,948,774.30 = 1,495,276.20/x
  3. Step 3: Cross multiply
    2,631,641.40x = 3,948,774.30 × 1,495,276.20
  4. Step 4: Simplify right side
    2,631,641.40x = 5,904,508,229,961.66
  5. Step 5: Solve for x
    x = 5,904,508,229,961.66/2,631,641.40
  6. Step 6: Final answer
    x = 2,243,659.88

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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.