Home / 1,346,261.10-2,016,934.05-820,334.70

Finding the Fourth Proportional to 1,346,261.10, 2,016,934.05 and 820,334.70

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Solution

The fourth proportional to 1,346,261.10, 2,016,934.05 and 820,334.70 is: 1,229,004.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,261.10 : 2,016,934.05 = 820,334.70 : x
  2. Step 2: Convert to fraction form
    1,346,261.10/2,016,934.05 = 820,334.70/x
  3. Step 3: Cross multiply
    1,346,261.10x = 2,016,934.05 × 820,334.70
  4. Step 4: Simplify right side
    1,346,261.10x = 1,654,560,988,826.54
  5. Step 5: Solve for x
    x = 1,654,560,988,826.54/1,346,261.10
  6. Step 6: Final answer
    x = 1,229,004.53

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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.