Home / 3,078,388.27-4,618,579.11-1,480,743.46

Finding the Fourth Proportional to 3,078,388.27, 4,618,579.11 and 1,480,743.46

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Solution

The fourth proportional to 3,078,388.27, 4,618,579.11 and 1,480,743.46 is: 2,221,594.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,388.27 : 4,618,579.11 = 1,480,743.46 : x
  2. Step 2: Convert to fraction form
    3,078,388.27/4,618,579.11 = 1,480,743.46/x
  3. Step 3: Cross multiply
    3,078,388.27x = 4,618,579.11 × 1,480,743.46
  4. Step 4: Simplify right side
    3,078,388.27x = 6,838,930,811,625.12
  5. Step 5: Solve for x
    x = 6,838,930,811,625.12/3,078,388.27
  6. Step 6: Final answer
    x = 2,221,594.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.