Home / 1,053,863.73-1,454,604.44-687,254.72

Finding the Fourth Proportional to 1,053,863.73, 1,454,604.44 and 687,254.72

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Solution

The fourth proportional to 1,053,863.73, 1,454,604.44 and 687,254.72 is: 948,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,863.73 : 1,454,604.44 = 687,254.72 : x
  2. Step 2: Convert to fraction form
    1,053,863.73/1,454,604.44 = 687,254.72/x
  3. Step 3: Cross multiply
    1,053,863.73x = 1,454,604.44 × 687,254.72
  4. Step 4: Simplify right side
    1,053,863.73x = 999,683,756,413.66
  5. Step 5: Solve for x
    x = 999,683,756,413.66/1,053,863.73
  6. Step 6: Final answer
    x = 948,589.20

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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.