Home / 1,931,757.40-2,665,691.94-1,072,250.02

Finding the Fourth Proportional to 1,931,757.40, 2,665,691.94 and 1,072,250.02

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Solution

The fourth proportional to 1,931,757.40, 2,665,691.94 and 1,072,250.02 is: 1,479,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,757.40 : 2,665,691.94 = 1,072,250.02 : x
  2. Step 2: Convert to fraction form
    1,931,757.40/2,665,691.94 = 1,072,250.02/x
  3. Step 3: Cross multiply
    1,931,757.40x = 2,665,691.94 × 1,072,250.02
  4. Step 4: Simplify right side
    1,931,757.40x = 2,858,288,235,978.84
  5. Step 5: Solve for x
    x = 2,858,288,235,978.84/1,931,757.40
  6. Step 6: Final answer
    x = 1,479,631.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.