Home / 3,377,968.12-5,065,757.16-981,314.20

Finding the Fourth Proportional to 3,377,968.12, 5,065,757.16 and 981,314.20

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Solution

The fourth proportional to 3,377,968.12, 5,065,757.16 and 981,314.20 is: 1,471,624.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377,968.12 : 5,065,757.16 = 981,314.20 : x
  2. Step 2: Convert to fraction form
    3,377,968.12/5,065,757.16 = 981,314.20/x
  3. Step 3: Cross multiply
    3,377,968.12x = 5,065,757.16 × 981,314.20
  4. Step 4: Simplify right side
    3,377,968.12x = 4,971,099,434,859.67
  5. Step 5: Solve for x
    x = 4,971,099,434,859.67/3,377,968.12
  6. Step 6: Final answer
    x = 1,471,624.14

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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.