Home / 822,078.30-1,233,117.45-759,092.70

Finding the Fourth Proportional to 822,078.30, 1,233,117.45 and 759,092.70

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Solution

The fourth proportional to 822,078.30, 1,233,117.45 and 759,092.70 is: 1,138,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,078.30 : 1,233,117.45 = 759,092.70 : x
  2. Step 2: Convert to fraction form
    822,078.30/1,233,117.45 = 759,092.70/x
  3. Step 3: Cross multiply
    822,078.30x = 1,233,117.45 × 759,092.70
  4. Step 4: Simplify right side
    822,078.30x = 936,050,454,537.62
  5. Step 5: Solve for x
    x = 936,050,454,537.62/822,078.30
  6. Step 6: Final answer
    x = 1,138,639.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.