Home / 3,910,462.11-5,866,070.22-1,214,063.30

Finding the Fourth Proportional to 3,910,462.11, 5,866,070.22 and 1,214,063.30

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Solution

The fourth proportional to 3,910,462.11, 5,866,070.22 and 1,214,063.30 is: 1,821,212.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,462.11 : 5,866,070.22 = 1,214,063.30 : x
  2. Step 2: Convert to fraction form
    3,910,462.11/5,866,070.22 = 1,214,063.30/x
  3. Step 3: Cross multiply
    3,910,462.11x = 5,866,070.22 × 1,214,063.30
  4. Step 4: Simplify right side
    3,910,462.11x = 7,121,780,583,990.10
  5. Step 5: Solve for x
    x = 7,121,780,583,990.10/3,910,462.11
  6. Step 6: Final answer
    x = 1,821,212.02

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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.