Home / 1,144,562.30-1,713,503.48-857,645.66

Finding the Fourth Proportional to 1,144,562.30, 1,713,503.48 and 857,645.66

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Solution

The fourth proportional to 1,144,562.30, 1,713,503.48 and 857,645.66 is: 1,283,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,562.30 : 1,713,503.48 = 857,645.66 : x
  2. Step 2: Convert to fraction form
    1,144,562.30/1,713,503.48 = 857,645.66/x
  3. Step 3: Cross multiply
    1,144,562.30x = 1,713,503.48 × 857,645.66
  4. Step 4: Simplify right side
    1,144,562.30x = 1,469,578,823,016.90
  5. Step 5: Solve for x
    x = 1,469,578,823,016.90/1,144,562.30
  6. Step 6: Final answer
    x = 1,283,965.78

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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.