Home / 1,331,565.89-1,997,851.64-799,457.85

Finding the Fourth Proportional to 1,331,565.89, 1,997,851.64 and 799,457.85

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Solution

The fourth proportional to 1,331,565.89, 1,997,851.64 and 799,457.85 is: 1,199,488.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,565.89 : 1,997,851.64 = 799,457.85 : x
  2. Step 2: Convert to fraction form
    1,331,565.89/1,997,851.64 = 799,457.85/x
  3. Step 3: Cross multiply
    1,331,565.89x = 1,997,851.64 × 799,457.85
  4. Step 4: Simplify right side
    1,331,565.89x = 1,597,198,172,736.08
  5. Step 5: Solve for x
    x = 1,597,198,172,736.08/1,331,565.89
  6. Step 6: Final answer
    x = 1,199,488.66

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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.