Home / 4,940,209.13-6,817,488.60-2,679,217.13

Finding the Fourth Proportional to 4,940,209.13, 6,817,488.60 and 2,679,217.13

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Solution

The fourth proportional to 4,940,209.13, 6,817,488.60 and 2,679,217.13 is: 3,697,319.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,209.13 : 6,817,488.60 = 2,679,217.13 : x
  2. Step 2: Convert to fraction form
    4,940,209.13/6,817,488.60 = 2,679,217.13/x
  3. Step 3: Cross multiply
    4,940,209.13x = 6,817,488.60 × 2,679,217.13
  4. Step 4: Simplify right side
    4,940,209.13x = 18,265,532,193,216.19
  5. Step 5: Solve for x
    x = 18,265,532,193,216.19/4,940,209.13
  6. Step 6: Final answer
    x = 3,697,319.63

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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.