Home / 1,954,872.40-2,932,162.80-817,340.80

Finding the Fourth Proportional to 1,954,872.40, 2,932,162.80 and 817,340.80

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Solution

The fourth proportional to 1,954,872.40, 2,932,162.80 and 817,340.80 is: 1,225,950.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,872.40 : 2,932,162.80 = 817,340.80 : x
  2. Step 2: Convert to fraction form
    1,954,872.40/2,932,162.80 = 817,340.80/x
  3. Step 3: Cross multiply
    1,954,872.40x = 2,932,162.80 × 817,340.80
  4. Step 4: Simplify right side
    1,954,872.40x = 2,396,576,288,682.24
  5. Step 5: Solve for x
    x = 2,396,576,288,682.24/1,954,872.40
  6. Step 6: Final answer
    x = 1,225,950.24

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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.