Home / 1,126,542.33-1,554,107.31-997,612.20

Finding the Fourth Proportional to 1,126,542.33, 1,554,107.31 and 997,612.20

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Solution

The fourth proportional to 1,126,542.33, 1,554,107.31 and 997,612.20 is: 1,376,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,542.33 : 1,554,107.31 = 997,612.20 : x
  2. Step 2: Convert to fraction form
    1,126,542.33/1,554,107.31 = 997,612.20/x
  3. Step 3: Cross multiply
    1,126,542.33x = 1,554,107.31 × 997,612.20
  4. Step 4: Simplify right side
    1,126,542.33x = 1,550,396,412,565.18
  5. Step 5: Solve for x
    x = 1,550,396,412,565.18/1,126,542.33
  6. Step 6: Final answer
    x = 1,376,243.37

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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.