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Finding the Fourth Proportional to 882,182.10, 1,323,273.15 and 800,825.70

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Solution

The fourth proportional to 882,182.10, 1,323,273.15 and 800,825.70 is: 1,201,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,182.10 : 1,323,273.15 = 800,825.70 : x
  2. Step 2: Convert to fraction form
    882,182.10/1,323,273.15 = 800,825.70/x
  3. Step 3: Cross multiply
    882,182.10x = 1,323,273.15 × 800,825.70
  4. Step 4: Simplify right side
    882,182.10x = 1,059,711,146,639.95
  5. Step 5: Solve for x
    x = 1,059,711,146,639.95/882,182.10
  6. Step 6: Final answer
    x = 1,201,238.55

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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.