Home / 2,729,732.86-4,091,278.65-1,931,244.58

Finding the Fourth Proportional to 2,729,732.86, 4,091,278.65 and 1,931,244.58

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Solution

The fourth proportional to 2,729,732.86, 4,091,278.65 and 1,931,244.58 is: 2,894,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,732.86 : 4,091,278.65 = 1,931,244.58 : x
  2. Step 2: Convert to fraction form
    2,729,732.86/4,091,278.65 = 1,931,244.58/x
  3. Step 3: Cross multiply
    2,729,732.86x = 4,091,278.65 × 1,931,244.58
  4. Step 4: Simplify right side
    2,729,732.86x = 7,901,259,718,082.22
  5. Step 5: Solve for x
    x = 7,901,259,718,082.22/2,729,732.86
  6. Step 6: Final answer
    x = 2,894,517.57

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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.