Home / 1,149,604.59-1,586,454.80-666,449.85

Finding the Fourth Proportional to 1,149,604.59, 1,586,454.80 and 666,449.85

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Solution

The fourth proportional to 1,149,604.59, 1,586,454.80 and 666,449.85 is: 919,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,604.59 : 1,586,454.80 = 666,449.85 : x
  2. Step 2: Convert to fraction form
    1,149,604.59/1,586,454.80 = 666,449.85/x
  3. Step 3: Cross multiply
    1,149,604.59x = 1,586,454.80 × 666,449.85
  4. Step 4: Simplify right side
    1,149,604.59x = 1,057,292,560,159.53
  5. Step 5: Solve for x
    x = 1,057,292,560,159.53/1,149,604.59
  6. Step 6: Final answer
    x = 919,701.06

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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.