Home / 2,491,572.60-3,731,138.10-1,645,543.80

Finding the Fourth Proportional to 2,491,572.60, 3,731,138.10 and 1,645,543.80

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Solution

The fourth proportional to 2,491,572.60, 3,731,138.10 and 1,645,543.80 is: 2,464,207.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491,572.60 : 3,731,138.10 = 1,645,543.80 : x
  2. Step 2: Convert to fraction form
    2,491,572.60/3,731,138.10 = 1,645,543.80/x
  3. Step 3: Cross multiply
    2,491,572.60x = 3,731,138.10 × 1,645,543.80
  4. Step 4: Simplify right side
    2,491,572.60x = 6,139,751,167,398.78
  5. Step 5: Solve for x
    x = 6,139,751,167,398.78/2,491,572.60
  6. Step 6: Final answer
    x = 2,464,207.21

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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.