Home / 1,802,886.92-2,487,885.38-986,932.75

Finding the Fourth Proportional to 1,802,886.92, 2,487,885.38 and 986,932.75

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Solution

The fourth proportional to 1,802,886.92, 2,487,885.38 and 986,932.75 is: 1,361,913.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,886.92 : 2,487,885.38 = 986,932.75 : x
  2. Step 2: Convert to fraction form
    1,802,886.92/2,487,885.38 = 986,932.75/x
  3. Step 3: Cross multiply
    1,802,886.92x = 2,487,885.38 × 986,932.75
  4. Step 4: Simplify right side
    1,802,886.92x = 2,455,375,568,455.24
  5. Step 5: Solve for x
    x = 2,455,375,568,455.24/1,802,886.92
  6. Step 6: Final answer
    x = 1,361,913.24

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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.