Home / 2,252,984.28-3,108,999.42-1,286,076.12

Finding the Fourth Proportional to 2,252,984.28, 3,108,999.42 and 1,286,076.12

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Solution

The fourth proportional to 2,252,984.28, 3,108,999.42 and 1,286,076.12 is: 1,774,717.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,984.28 : 3,108,999.42 = 1,286,076.12 : x
  2. Step 2: Convert to fraction form
    2,252,984.28/3,108,999.42 = 1,286,076.12/x
  3. Step 3: Cross multiply
    2,252,984.28x = 3,108,999.42 × 1,286,076.12
  4. Step 4: Simplify right side
    2,252,984.28x = 3,998,409,911,155.85
  5. Step 5: Solve for x
    x = 3,998,409,911,155.85/2,252,984.28
  6. Step 6: Final answer
    x = 1,774,717.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.