Home / 2,291,366.80-3,162,186.24-1,272,771.52

Finding the Fourth Proportional to 2,291,366.80, 3,162,186.24 and 1,272,771.52

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Solution

The fourth proportional to 2,291,366.80, 3,162,186.24 and 1,272,771.52 is: 1,756,480.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,366.80 : 3,162,186.24 = 1,272,771.52 : x
  2. Step 2: Convert to fraction form
    2,291,366.80/3,162,186.24 = 1,272,771.52/x
  3. Step 3: Cross multiply
    2,291,366.80x = 3,162,186.24 × 1,272,771.52
  4. Step 4: Simplify right side
    2,291,366.80x = 4,024,740,587,207.89
  5. Step 5: Solve for x
    x = 4,024,740,587,207.89/2,291,366.80
  6. Step 6: Final answer
    x = 1,756,480.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.