Home / 1,261,969.04-1,741,555.56-718,182.96

Finding the Fourth Proportional to 1,261,969.04, 1,741,555.56 and 718,182.96

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Solution

The fourth proportional to 1,261,969.04, 1,741,555.56 and 718,182.96 is: 991,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,969.04 : 1,741,555.56 = 718,182.96 : x
  2. Step 2: Convert to fraction form
    1,261,969.04/1,741,555.56 = 718,182.96/x
  3. Step 3: Cross multiply
    1,261,969.04x = 1,741,555.56 × 718,182.96
  4. Step 4: Simplify right side
    1,261,969.04x = 1,250,755,527,085.26
  5. Step 5: Solve for x
    x = 1,250,755,527,085.26/1,261,969.04
  6. Step 6: Final answer
    x = 991,114.27

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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.