Home / 1,585,099.97-2,187,644.30-887,646.42

Finding the Fourth Proportional to 1,585,099.97, 2,187,644.30 and 887,646.42

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Solution

The fourth proportional to 1,585,099.97, 2,187,644.30 and 887,646.42 is: 1,225,067.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,099.97 : 2,187,644.30 = 887,646.42 : x
  2. Step 2: Convert to fraction form
    1,585,099.97/2,187,644.30 = 887,646.42/x
  3. Step 3: Cross multiply
    1,585,099.97x = 2,187,644.30 × 887,646.42
  4. Step 4: Simplify right side
    1,585,099.97x = 1,941,854,630,018.85
  5. Step 5: Solve for x
    x = 1,941,854,630,018.85/1,585,099.97
  6. Step 6: Final answer
    x = 1,225,067.61

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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.