Home / 1,218,872.84-1,829,009.36-951,883.88

Finding the Fourth Proportional to 1,218,872.84, 1,829,009.36 and 951,883.88

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Solution

The fourth proportional to 1,218,872.84, 1,829,009.36 and 951,883.88 is: 1,428,372.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,872.84 : 1,829,009.36 = 951,883.88 : x
  2. Step 2: Convert to fraction form
    1,218,872.84/1,829,009.36 = 951,883.88/x
  3. Step 3: Cross multiply
    1,218,872.84x = 1,829,009.36 × 951,883.88
  4. Step 4: Simplify right side
    1,218,872.84x = 1,741,004,526,153.12
  5. Step 5: Solve for x
    x = 1,741,004,526,153.12/1,218,872.84
  6. Step 6: Final answer
    x = 1,428,372.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.