Home / 5,209,839.15-7,814,049.30-1,371,340.11

Finding the Fourth Proportional to 5,209,839.15, 7,814,049.30 and 1,371,340.11

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Solution

The fourth proportional to 5,209,839.15, 7,814,049.30 and 1,371,340.11 is: 2,056,823.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,209,839.15 : 7,814,049.30 = 1,371,340.11 : x
  2. Step 2: Convert to fraction form
    5,209,839.15/7,814,049.30 = 1,371,340.11/x
  3. Step 3: Cross multiply
    5,209,839.15x = 7,814,049.30 × 1,371,340.11
  4. Step 4: Simplify right side
    5,209,839.15x = 10,715,719,219,750.72
  5. Step 5: Solve for x
    x = 10,715,719,219,750.72/5,209,839.15
  6. Step 6: Final answer
    x = 2,056,823.43

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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.