Home / 2,157,765.05-3,233,941.13-1,144,385.79

Finding the Fourth Proportional to 2,157,765.05, 3,233,941.13 and 1,144,385.79

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Solution

The fourth proportional to 2,157,765.05, 3,233,941.13 and 1,144,385.79 is: 1,715,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,765.05 : 3,233,941.13 = 1,144,385.79 : x
  2. Step 2: Convert to fraction form
    2,157,765.05/3,233,941.13 = 1,144,385.79/x
  3. Step 3: Cross multiply
    2,157,765.05x = 3,233,941.13 × 1,144,385.79
  4. Step 4: Simplify right side
    2,157,765.05x = 3,700,876,269,146.61
  5. Step 5: Solve for x
    x = 3,700,876,269,146.61/2,157,765.05
  6. Step 6: Final answer
    x = 1,715,143.30

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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.