Home / 1,965,273.85-2,947,877.79-885,185.65

Finding the Fourth Proportional to 1,965,273.85, 2,947,877.79 and 885,185.65

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Solution

The fourth proportional to 1,965,273.85, 2,947,877.79 and 885,185.65 is: 1,327,763.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,273.85 : 2,947,877.79 = 885,185.65 : x
  2. Step 2: Convert to fraction form
    1,965,273.85/2,947,877.79 = 885,185.65/x
  3. Step 3: Cross multiply
    1,965,273.85x = 2,947,877.79 × 885,185.65
  4. Step 4: Simplify right side
    1,965,273.85x = 2,609,419,117,661.71
  5. Step 5: Solve for x
    x = 2,609,419,117,661.71/1,965,273.85
  6. Step 6: Final answer
    x = 1,327,763.62

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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.