Home / 2,227,079.12-3,073,377.62-1,208,483.87

Finding the Fourth Proportional to 2,227,079.12, 3,073,377.62 and 1,208,483.87

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Solution

The fourth proportional to 2,227,079.12, 3,073,377.62 and 1,208,483.87 is: 1,667,712.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,079.12 : 3,073,377.62 = 1,208,483.87 : x
  2. Step 2: Convert to fraction form
    2,227,079.12/3,073,377.62 = 1,208,483.87/x
  3. Step 3: Cross multiply
    2,227,079.12x = 3,073,377.62 × 1,208,483.87
  4. Step 4: Simplify right side
    2,227,079.12x = 3,714,127,274,146.57
  5. Step 5: Solve for x
    x = 3,714,127,274,146.57/2,227,079.12
  6. Step 6: Final answer
    x = 1,667,712.31

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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.