Home / 3,669,449.20-5,486,459.10-2,712,855.40

Finding the Fourth Proportional to 3,669,449.20, 5,486,459.10 and 2,712,855.40

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Solution

The fourth proportional to 3,669,449.20, 5,486,459.10 and 2,712,855.40 is: 4,056,186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,449.20 : 5,486,459.10 = 2,712,855.40 : x
  2. Step 2: Convert to fraction form
    3,669,449.20/5,486,459.10 = 2,712,855.40/x
  3. Step 3: Cross multiply
    3,669,449.20x = 5,486,459.10 × 2,712,855.40
  4. Step 4: Simplify right side
    3,669,449.20x = 14,883,970,196,314.14
  5. Step 5: Solve for x
    x = 14,883,970,196,314.14/3,669,449.20
  6. Step 6: Final answer
    x = 4,056,186.47

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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.