Home / 1,126,244.82-1,554,218.15-616,965.30

Finding the Fourth Proportional to 1,126,244.82, 1,554,218.15 and 616,965.30

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Solution

The fourth proportional to 1,126,244.82, 1,554,218.15 and 616,965.30 is: 851,412.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,244.82 : 1,554,218.15 = 616,965.30 : x
  2. Step 2: Convert to fraction form
    1,126,244.82/1,554,218.15 = 616,965.30/x
  3. Step 3: Cross multiply
    1,126,244.82x = 1,554,218.15 × 616,965.30
  4. Step 4: Simplify right side
    1,126,244.82x = 958,898,667,180.20
  5. Step 5: Solve for x
    x = 958,898,667,180.20/1,126,244.82
  6. Step 6: Final answer
    x = 851,412.28

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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.