Home / 3,712,861.20-5,568,514.20-1,820,960.40

Finding the Fourth Proportional to 3,712,861.20, 5,568,514.20 and 1,820,960.40

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Solution

The fourth proportional to 3,712,861.20, 5,568,514.20 and 1,820,960.40 is: 2,731,059.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,861.20 : 5,568,514.20 = 1,820,960.40 : x
  2. Step 2: Convert to fraction form
    3,712,861.20/5,568,514.20 = 1,820,960.40/x
  3. Step 3: Cross multiply
    3,712,861.20x = 5,568,514.20 × 1,820,960.40
  4. Step 4: Simplify right side
    3,712,861.20x = 10,140,043,845,037.68
  5. Step 5: Solve for x
    x = 10,140,043,845,037.68/3,712,861.20
  6. Step 6: Final answer
    x = 2,731,059.23

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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.