Home / 2,891,822.42-3,990,714.95-1,602,745.85

Finding the Fourth Proportional to 2,891,822.42, 3,990,714.95 and 1,602,745.85

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Solution

The fourth proportional to 2,891,822.42, 3,990,714.95 and 1,602,745.85 is: 2,211,789.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,822.42 : 3,990,714.95 = 1,602,745.85 : x
  2. Step 2: Convert to fraction form
    2,891,822.42/3,990,714.95 = 1,602,745.85/x
  3. Step 3: Cross multiply
    2,891,822.42x = 3,990,714.95 × 1,602,745.85
  4. Step 4: Simplify right side
    2,891,822.42x = 6,396,101,804,691.88
  5. Step 5: Solve for x
    x = 6,396,101,804,691.88/2,891,822.42
  6. Step 6: Final answer
    x = 2,211,789.27

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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.