Home / 3,669,479.20-5,486,504.10-2,712,885.40

Finding the Fourth Proportional to 3,669,479.20, 5,486,504.10 and 2,712,885.40

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Solution

The fourth proportional to 3,669,479.20, 5,486,504.10 and 2,712,885.40 is: 4,056,231.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,479.20 : 5,486,504.10 = 2,712,885.40 : x
  2. Step 2: Convert to fraction form
    3,669,479.20/5,486,504.10 = 2,712,885.40/x
  3. Step 3: Cross multiply
    3,669,479.20x = 5,486,504.10 × 2,712,885.40
  4. Step 4: Simplify right side
    3,669,479.20x = 14,884,256,869,930.14
  5. Step 5: Solve for x
    x = 14,884,256,869,930.14/3,669,479.20
  6. Step 6: Final answer
    x = 4,056,231.43

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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.