Home / 2,248,309.86-3,102,741.72-1,229,714.52

Finding the Fourth Proportional to 2,248,309.86, 3,102,741.72 and 1,229,714.52

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Solution

The fourth proportional to 2,248,309.86, 3,102,741.72 and 1,229,714.52 is: 1,697,046.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248,309.86 : 3,102,741.72 = 1,229,714.52 : x
  2. Step 2: Convert to fraction form
    2,248,309.86/3,102,741.72 = 1,229,714.52/x
  3. Step 3: Cross multiply
    2,248,309.86x = 3,102,741.72 × 1,229,714.52
  4. Step 4: Simplify right side
    2,248,309.86x = 3,815,486,544,893.78
  5. Step 5: Solve for x
    x = 3,815,486,544,893.78/2,248,309.86
  6. Step 6: Final answer
    x = 1,697,046.57

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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.