Home / 1,676,546.38-2,313,686.19-912,650.86

Finding the Fourth Proportional to 1,676,546.38, 2,313,686.19 and 912,650.86

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Solution

The fourth proportional to 1,676,546.38, 2,313,686.19 and 912,650.86 is: 1,259,486.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,546.38 : 2,313,686.19 = 912,650.86 : x
  2. Step 2: Convert to fraction form
    1,676,546.38/2,313,686.19 = 912,650.86/x
  3. Step 3: Cross multiply
    1,676,546.38x = 2,313,686.19 × 912,650.86
  4. Step 4: Simplify right side
    1,676,546.38x = 2,111,587,691,073.62
  5. Step 5: Solve for x
    x = 2,111,587,691,073.62/1,676,546.38
  6. Step 6: Final answer
    x = 1,259,486.59

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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.