Home / 1,491,047.28-2,237,229.18-1,156,990.32

Finding the Fourth Proportional to 1,491,047.28, 2,237,229.18 and 1,156,990.32

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Solution

The fourth proportional to 1,491,047.28, 2,237,229.18 and 1,156,990.32 is: 1,735,996.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,047.28 : 2,237,229.18 = 1,156,990.32 : x
  2. Step 2: Convert to fraction form
    1,491,047.28/2,237,229.18 = 1,156,990.32/x
  3. Step 3: Cross multiply
    1,491,047.28x = 2,237,229.18 × 1,156,990.32
  4. Step 4: Simplify right side
    1,491,047.28x = 2,588,452,504,881.54
  5. Step 5: Solve for x
    x = 2,588,452,504,881.54/1,491,047.28
  6. Step 6: Final answer
    x = 1,735,996.26

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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.