Home / 1,443,167.28-1,991,323.44-927,035.28

Finding the Fourth Proportional to 1,443,167.28, 1,991,323.44 and 927,035.28

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Solution

The fourth proportional to 1,443,167.28, 1,991,323.44 and 927,035.28 is: 1,279,149.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,167.28 : 1,991,323.44 = 927,035.28 : x
  2. Step 2: Convert to fraction form
    1,443,167.28/1,991,323.44 = 927,035.28/x
  3. Step 3: Cross multiply
    1,443,167.28x = 1,991,323.44 × 927,035.28
  4. Step 4: Simplify right side
    1,443,167.28x = 1,846,027,082,770.96
  5. Step 5: Solve for x
    x = 1,846,027,082,770.96/1,443,167.28
  6. Step 6: Final answer
    x = 1,279,149.76

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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.