Home / 3,743,279.74-5,165,965.20-2,111,091.58

Finding the Fourth Proportional to 3,743,279.74, 5,165,965.20 and 2,111,091.58

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Solution

The fourth proportional to 3,743,279.74, 5,165,965.20 and 2,111,091.58 is: 2,913,441.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,279.74 : 5,165,965.20 = 2,111,091.58 : x
  2. Step 2: Convert to fraction form
    3,743,279.74/5,165,965.20 = 2,111,091.58/x
  3. Step 3: Cross multiply
    3,743,279.74x = 5,165,965.20 × 2,111,091.58
  4. Step 4: Simplify right side
    3,743,279.74x = 10,905,825,636,293.02
  5. Step 5: Solve for x
    x = 10,905,825,636,293.02/3,743,279.74
  6. Step 6: Final answer
    x = 2,913,441.26

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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.