Home / 2,227,240.64-3,073,600.32-1,208,645.12

Finding the Fourth Proportional to 2,227,240.64, 3,073,600.32 and 1,208,645.12

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Solution

The fourth proportional to 2,227,240.64, 3,073,600.32 and 1,208,645.12 is: 1,667,934.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,240.64 : 3,073,600.32 = 1,208,645.12 : x
  2. Step 2: Convert to fraction form
    2,227,240.64/3,073,600.32 = 1,208,645.12/x
  3. Step 3: Cross multiply
    2,227,240.64x = 3,073,600.32 × 1,208,645.12
  4. Step 4: Simplify right side
    2,227,240.64x = 3,714,892,027,598.44
  5. Step 5: Solve for x
    x = 3,714,892,027,598.44/2,227,240.64
  6. Step 6: Final answer
    x = 1,667,934.74

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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.