Home / 2,430,144.60-3,645,216.90-747,248.10

Finding the Fourth Proportional to 2,430,144.60, 3,645,216.90 and 747,248.10

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Solution

The fourth proportional to 2,430,144.60, 3,645,216.90 and 747,248.10 is: 1,120,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430,144.60 : 3,645,216.90 = 747,248.10 : x
  2. Step 2: Convert to fraction form
    2,430,144.60/3,645,216.90 = 747,248.10/x
  3. Step 3: Cross multiply
    2,430,144.60x = 3,645,216.90 × 747,248.10
  4. Step 4: Simplify right side
    2,430,144.60x = 2,723,881,402,612.89
  5. Step 5: Solve for x
    x = 2,723,881,402,612.89/2,430,144.60
  6. Step 6: Final answer
    x = 1,120,872.15

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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.