Home / 3,669,469.20-5,486,489.10-2,712,875.40

Finding the Fourth Proportional to 3,669,469.20, 5,486,489.10 and 2,712,875.40

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Solution

The fourth proportional to 3,669,469.20, 5,486,489.10 and 2,712,875.40 is: 4,056,216.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,469.20 : 5,486,489.10 = 2,712,875.40 : x
  2. Step 2: Convert to fraction form
    3,669,469.20/5,486,489.10 = 2,712,875.40/x
  3. Step 3: Cross multiply
    3,669,469.20x = 5,486,489.10 × 2,712,875.40
  4. Step 4: Simplify right side
    3,669,469.20x = 14,884,161,311,758.14
  5. Step 5: Solve for x
    x = 14,884,161,311,758.14/3,669,469.20
  6. Step 6: Final answer
    x = 4,056,216.44

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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.