Home / 1,196,799.72-1,651,575.81-680,553.66

Finding the Fourth Proportional to 1,196,799.72, 1,651,575.81 and 680,553.66

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Solution

The fourth proportional to 1,196,799.72, 1,651,575.81 and 680,553.66 is: 939,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,799.72 : 1,651,575.81 = 680,553.66 : x
  2. Step 2: Convert to fraction form
    1,196,799.72/1,651,575.81 = 680,553.66/x
  3. Step 3: Cross multiply
    1,196,799.72x = 1,651,575.81 × 680,553.66
  4. Step 4: Simplify right side
    1,196,799.72x = 1,123,985,962,262.96
  5. Step 5: Solve for x
    x = 1,123,985,962,262.96/1,196,799.72
  6. Step 6: Final answer
    x = 939,159.61

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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.