Home / 1,324,076.85-1,984,560.08-612,602.01

Finding the Fourth Proportional to 1,324,076.85, 1,984,560.08 and 612,602.01

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Solution

The fourth proportional to 1,324,076.85, 1,984,560.08 and 612,602.01 is: 918,183.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,076.85 : 1,984,560.08 = 612,602.01 : x
  2. Step 2: Convert to fraction form
    1,324,076.85/1,984,560.08 = 612,602.01/x
  3. Step 3: Cross multiply
    1,324,076.85x = 1,984,560.08 × 612,602.01
  4. Step 4: Simplify right side
    1,324,076.85x = 1,215,745,490,910.75
  5. Step 5: Solve for x
    x = 1,215,745,490,910.75/1,324,076.85
  6. Step 6: Final answer
    x = 918,183.48

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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.