Home / 3,851,502.80-5,315,073.73-2,132,622.86

Finding the Fourth Proportional to 3,851,502.80, 5,315,073.73 and 2,132,622.86

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Solution

The fourth proportional to 3,851,502.80, 5,315,073.73 and 2,132,622.86 is: 2,943,019.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,502.80 : 5,315,073.73 = 2,132,622.86 : x
  2. Step 2: Convert to fraction form
    3,851,502.80/5,315,073.73 = 2,132,622.86/x
  3. Step 3: Cross multiply
    3,851,502.80x = 5,315,073.73 × 2,132,622.86
  4. Step 4: Simplify right side
    3,851,502.80x = 11,335,047,707,276.54
  5. Step 5: Solve for x
    x = 11,335,047,707,276.54/3,851,502.80
  6. Step 6: Final answer
    x = 2,943,019.47

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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.