Home / 2,328,330.40-3,485,497.20-1,381,213.60

Finding the Fourth Proportional to 2,328,330.40, 3,485,497.20 and 1,381,213.60

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Solution

The fourth proportional to 2,328,330.40, 3,485,497.20 and 1,381,213.60 is: 2,067,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328,330.40 : 3,485,497.20 = 1,381,213.60 : x
  2. Step 2: Convert to fraction form
    2,328,330.40/3,485,497.20 = 1,381,213.60/x
  3. Step 3: Cross multiply
    2,328,330.40x = 3,485,497.20 × 1,381,213.60
  4. Step 4: Simplify right side
    2,328,330.40x = 4,814,216,135,401.92
  5. Step 5: Solve for x
    x = 4,814,216,135,401.92/2,328,330.40
  6. Step 6: Final answer
    x = 2,067,668.80

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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.