Home / 858,065.50-1,179,931.35-744,691.42

Finding the Fourth Proportional to 858,065.50, 1,179,931.35 and 744,691.42

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Solution

The fourth proportional to 858,065.50, 1,179,931.35 and 744,691.42 is: 1,024,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,065.50 : 1,179,931.35 = 744,691.42 : x
  2. Step 2: Convert to fraction form
    858,065.50/1,179,931.35 = 744,691.42/x
  3. Step 3: Cross multiply
    858,065.50x = 1,179,931.35 × 744,691.42
  4. Step 4: Simplify right side
    858,065.50x = 878,684,752,534.02
  5. Step 5: Solve for x
    x = 878,684,752,534.02/858,065.50
  6. Step 6: Final answer
    x = 1,024,029.93

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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.