Home / 1,023,821.80-1,533,516.42-667,755.64

Finding the Fourth Proportional to 1,023,821.80, 1,533,516.42 and 667,755.64

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Solution

The fourth proportional to 1,023,821.80, 1,533,516.42 and 667,755.64 is: 1,000,187.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,821.80 : 1,533,516.42 = 667,755.64 : x
  2. Step 2: Convert to fraction form
    1,023,821.80/1,533,516.42 = 667,755.64/x
  3. Step 3: Cross multiply
    1,023,821.80x = 1,533,516.42 × 667,755.64
  4. Step 4: Simplify right side
    1,023,821.80x = 1,024,014,238,487.61
  5. Step 5: Solve for x
    x = 1,024,014,238,487.61/1,023,821.80
  6. Step 6: Final answer
    x = 1,000,187.96

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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.