Home / 2,029,938.64-2,801,315.24-1,112,202.61

Finding the Fourth Proportional to 2,029,938.64, 2,801,315.24 and 1,112,202.61

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Solution

The fourth proportional to 2,029,938.64, 2,801,315.24 and 1,112,202.61 is: 1,534,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,938.64 : 2,801,315.24 = 1,112,202.61 : x
  2. Step 2: Convert to fraction form
    2,029,938.64/2,801,315.24 = 1,112,202.61/x
  3. Step 3: Cross multiply
    2,029,938.64x = 2,801,315.24 × 1,112,202.61
  4. Step 4: Simplify right side
    2,029,938.64x = 3,115,630,121,360.78
  5. Step 5: Solve for x
    x = 3,115,630,121,360.78/2,029,938.64
  6. Step 6: Final answer
    x = 1,534,839.56

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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.