Home / 2,691,446.40-4,037,541.12-985,366.08

Finding the Fourth Proportional to 2,691,446.40, 4,037,541.12 and 985,366.08

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Solution

The fourth proportional to 2,691,446.40, 4,037,541.12 and 985,366.08 is: 1,478,185.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,446.40 : 4,037,541.12 = 985,366.08 : x
  2. Step 2: Convert to fraction form
    2,691,446.40/4,037,541.12 = 985,366.08/x
  3. Step 3: Cross multiply
    2,691,446.40x = 4,037,541.12 × 985,366.08
  4. Step 4: Simplify right side
    2,691,446.40x = 3,978,456,066,253.21
  5. Step 5: Solve for x
    x = 3,978,456,066,253.21/2,691,446.40
  6. Step 6: Final answer
    x = 1,478,185.14

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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.