Home / 1,194,865.80-1,648,905.66-650,999.90

Finding the Fourth Proportional to 1,194,865.80, 1,648,905.66 and 650,999.90

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Solution

The fourth proportional to 1,194,865.80, 1,648,905.66 and 650,999.90 is: 898,374.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,865.80 : 1,648,905.66 = 650,999.90 : x
  2. Step 2: Convert to fraction form
    1,194,865.80/1,648,905.66 = 650,999.90/x
  3. Step 3: Cross multiply
    1,194,865.80x = 1,648,905.66 × 650,999.90
  4. Step 4: Simplify right side
    1,194,865.80x = 1,073,437,419,769.43
  5. Step 5: Solve for x
    x = 1,073,437,419,769.43/1,194,865.80
  6. Step 6: Final answer
    x = 898,374.88

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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.