Home / 1,382,054.45-2,073,247.74-1,306,471.73

Finding the Fourth Proportional to 1,382,054.45, 2,073,247.74 and 1,306,471.73

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Solution

The fourth proportional to 1,382,054.45, 2,073,247.74 and 1,306,471.73 is: 1,959,864.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,054.45 : 2,073,247.74 = 1,306,471.73 : x
  2. Step 2: Convert to fraction form
    1,382,054.45/2,073,247.74 = 1,306,471.73/x
  3. Step 3: Cross multiply
    1,382,054.45x = 2,073,247.74 × 1,306,471.73
  4. Step 4: Simplify right side
    1,382,054.45x = 2,708,639,551,230.15
  5. Step 5: Solve for x
    x = 2,708,639,551,230.15/1,382,054.45
  6. Step 6: Final answer
    x = 1,959,864.58

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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.