Home / 1,063,379.34-1,466,633.79-681,441.66

Finding the Fourth Proportional to 1,063,379.34, 1,466,633.79 and 681,441.66

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Solution

The fourth proportional to 1,063,379.34, 1,466,633.79 and 681,441.66 is: 939,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,379.34 : 1,466,633.79 = 681,441.66 : x
  2. Step 2: Convert to fraction form
    1,063,379.34/1,466,633.79 = 681,441.66/x
  3. Step 3: Cross multiply
    1,063,379.34x = 1,466,633.79 × 681,441.66
  4. Step 4: Simplify right side
    1,063,379.34x = 999,425,364,469.69
  5. Step 5: Solve for x
    x = 999,425,364,469.69/1,063,379.34
  6. Step 6: Final answer
    x = 939,857.80

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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.