Home / 3,702,214.55-5,109,026.78-2,070,620.70

Finding the Fourth Proportional to 3,702,214.55, 5,109,026.78 and 2,070,620.70

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Solution

The fourth proportional to 3,702,214.55, 5,109,026.78 and 2,070,620.70 is: 2,857,440.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702,214.55 : 5,109,026.78 = 2,070,620.70 : x
  2. Step 2: Convert to fraction form
    3,702,214.55/5,109,026.78 = 2,070,620.70/x
  3. Step 3: Cross multiply
    3,702,214.55x = 5,109,026.78 × 2,070,620.70
  4. Step 4: Simplify right side
    3,702,214.55x = 10,578,856,597,169.24
  5. Step 5: Solve for x
    x = 10,578,856,597,169.24/3,702,214.55
  6. Step 6: Final answer
    x = 2,857,440.18

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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.