Home / 2,215,334.94-3,057,119.88-1,248,445.86

Finding the Fourth Proportional to 2,215,334.94, 3,057,119.88 and 1,248,445.86

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Solution

The fourth proportional to 2,215,334.94, 3,057,119.88 and 1,248,445.86 is: 1,722,831.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,334.94 : 3,057,119.88 = 1,248,445.86 : x
  2. Step 2: Convert to fraction form
    2,215,334.94/3,057,119.88 = 1,248,445.86/x
  3. Step 3: Cross multiply
    2,215,334.94x = 3,057,119.88 × 1,248,445.86
  4. Step 4: Simplify right side
    2,215,334.94x = 3,816,648,657,709.70
  5. Step 5: Solve for x
    x = 3,816,648,657,709.70/2,215,334.94
  6. Step 6: Final answer
    x = 1,722,831.43

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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.