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Finding the Fourth Proportional to 4,948,308.64, 7,409,862.60 and 3,260,294.56

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Solution

The fourth proportional to 4,948,308.64, 7,409,862.60 and 3,260,294.56 is: 4,882,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948,308.64 : 7,409,862.60 = 3,260,294.56 : x
  2. Step 2: Convert to fraction form
    4,948,308.64/7,409,862.60 = 3,260,294.56/x
  3. Step 3: Cross multiply
    4,948,308.64x = 7,409,862.60 × 3,260,294.56
  4. Step 4: Simplify right side
    4,948,308.64x = 24,158,334,725,127.46
  5. Step 5: Solve for x
    x = 24,158,334,725,127.46/4,948,308.64
  6. Step 6: Final answer
    x = 4,882,139.83

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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.