Home / 3,879,274.08-5,353,278.48-2,160,359.04

Finding the Fourth Proportional to 3,879,274.08, 5,353,278.48 and 2,160,359.04

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Solution

The fourth proportional to 3,879,274.08, 5,353,278.48 and 2,160,359.04 is: 2,981,228.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,274.08 : 5,353,278.48 = 2,160,359.04 : x
  2. Step 2: Convert to fraction form
    3,879,274.08/5,353,278.48 = 2,160,359.04/x
  3. Step 3: Cross multiply
    3,879,274.08x = 5,353,278.48 × 2,160,359.04
  4. Step 4: Simplify right side
    3,879,274.08x = 11,565,003,557,905.46
  5. Step 5: Solve for x
    x = 11,565,003,557,905.46/3,879,274.08
  6. Step 6: Final answer
    x = 2,981,228.79

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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.