Home / 5,083,561.31-7,626,633.65-1,440,287.21

Finding the Fourth Proportional to 5,083,561.31, 7,626,633.65 and 1,440,287.21

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Solution

The fourth proportional to 5,083,561.31, 7,626,633.65 and 1,440,287.21 is: 2,160,796.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083,561.31 : 7,626,633.65 = 1,440,287.21 : x
  2. Step 2: Convert to fraction form
    5,083,561.31/7,626,633.65 = 1,440,287.21/x
  3. Step 3: Cross multiply
    5,083,561.31x = 7,626,633.65 × 1,440,287.21
  4. Step 4: Simplify right side
    5,083,561.31x = 10,984,542,894,249.18
  5. Step 5: Solve for x
    x = 10,984,542,894,249.18/5,083,561.31
  6. Step 6: Final answer
    x = 2,160,796.78

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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.