Home / 1,972,649-2,722,228.72-1,101,497.14

Finding the Fourth Proportional to 1,972,649, 2,722,228.72 and 1,101,497.14

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Solution

The fourth proportional to 1,972,649, 2,722,228.72 and 1,101,497.14 is: 1,520,051.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,649 : 2,722,228.72 = 1,101,497.14 : x
  2. Step 2: Convert to fraction form
    1,972,649/2,722,228.72 = 1,101,497.14/x
  3. Step 3: Cross multiply
    1,972,649x = 2,722,228.72 × 1,101,497.14
  4. Step 4: Simplify right side
    1,972,649x = 2,998,527,149,505.86
  5. Step 5: Solve for x
    x = 2,998,527,149,505.86/1,972,649
  6. Step 6: Final answer
    x = 1,520,051.03

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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.