Home / 1,363,680.46-1,882,101.07-820,365.42

Finding the Fourth Proportional to 1,363,680.46, 1,882,101.07 and 820,365.42

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Solution

The fourth proportional to 1,363,680.46, 1,882,101.07 and 820,365.42 is: 1,132,237.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,680.46 : 1,882,101.07 = 820,365.42 : x
  2. Step 2: Convert to fraction form
    1,363,680.46/1,882,101.07 = 820,365.42/x
  3. Step 3: Cross multiply
    1,363,680.46x = 1,882,101.07 × 820,365.42
  4. Step 4: Simplify right side
    1,363,680.46x = 1,544,010,627,654.96
  5. Step 5: Solve for x
    x = 1,544,010,627,654.96/1,363,680.46
  6. Step 6: Final answer
    x = 1,132,237.85

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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.