Home / 4,255,965.72-6,384,910.86-1,416,189.96

Finding the Fourth Proportional to 4,255,965.72, 6,384,910.86 and 1,416,189.96

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Solution

The fourth proportional to 4,255,965.72, 6,384,910.86 and 1,416,189.96 is: 2,124,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255,965.72 : 6,384,910.86 = 1,416,189.96 : x
  2. Step 2: Convert to fraction form
    4,255,965.72/6,384,910.86 = 1,416,189.96/x
  3. Step 3: Cross multiply
    4,255,965.72x = 6,384,910.86 × 1,416,189.96
  4. Step 4: Simplify right side
    4,255,965.72x = 9,042,246,655,426.97
  5. Step 5: Solve for x
    x = 9,042,246,655,426.97/4,255,965.72
  6. Step 6: Final answer
    x = 2,124,605.14

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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.