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Finding the Fourth Proportional to 3,291,355.00, 4,935,257.35 and 1,493,257.40

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Solution

The fourth proportional to 3,291,355.00, 4,935,257.35 and 1,493,257.40 is: 2,239,080.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291,355.00 : 4,935,257.35 = 1,493,257.40 : x
  2. Step 2: Convert to fraction form
    3,291,355.00/4,935,257.35 = 1,493,257.40/x
  3. Step 3: Cross multiply
    3,291,355.00x = 4,935,257.35 × 1,493,257.40
  4. Step 4: Simplify right side
    3,291,355.00x = 7,369,609,530,382.46
  5. Step 5: Solve for x
    x = 7,369,609,530,382.46/3,291,355.00
  6. Step 6: Final answer
    x = 2,239,080.72

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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.