Home / 3,098,778.30-4,276,582.11-1,810,033.74

Finding the Fourth Proportional to 3,098,778.30, 4,276,582.11 and 1,810,033.74

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Solution

The fourth proportional to 3,098,778.30, 4,276,582.11 and 1,810,033.74 is: 2,498,003.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,778.30 : 4,276,582.11 = 1,810,033.74 : x
  2. Step 2: Convert to fraction form
    3,098,778.30/4,276,582.11 = 1,810,033.74/x
  3. Step 3: Cross multiply
    3,098,778.30x = 4,276,582.11 × 1,810,033.74
  4. Step 4: Simplify right side
    3,098,778.30x = 7,740,757,910,980.39
  5. Step 5: Solve for x
    x = 7,740,757,910,980.39/3,098,778.30
  6. Step 6: Final answer
    x = 2,498,003.14

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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.