Home / 2,285,919.40-3,154,605.06-1,253,521.14

Finding the Fourth Proportional to 2,285,919.40, 3,154,605.06 and 1,253,521.14

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Solution

The fourth proportional to 2,285,919.40, 3,154,605.06 and 1,253,521.14 is: 1,729,879.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,919.40 : 3,154,605.06 = 1,253,521.14 : x
  2. Step 2: Convert to fraction form
    2,285,919.40/3,154,605.06 = 1,253,521.14/x
  3. Step 3: Cross multiply
    2,285,919.40x = 3,154,605.06 × 1,253,521.14
  4. Step 4: Simplify right side
    2,285,919.40x = 3,954,364,131,060.97
  5. Step 5: Solve for x
    x = 3,954,364,131,060.97/2,285,919.40
  6. Step 6: Final answer
    x = 1,729,879.07

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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.