Home / 2,198,624.40-3,298,714.20-2,120,864.40

Finding the Fourth Proportional to 2,198,624.40, 3,298,714.20 and 2,120,864.40

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Solution

The fourth proportional to 2,198,624.40, 3,298,714.20 and 2,120,864.40 is: 3,182,046.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,624.40 : 3,298,714.20 = 2,120,864.40 : x
  2. Step 2: Convert to fraction form
    2,198,624.40/3,298,714.20 = 2,120,864.40/x
  3. Step 3: Cross multiply
    2,198,624.40x = 3,298,714.20 × 2,120,864.40
  4. Step 4: Simplify right side
    2,198,624.40x = 6,996,125,512,554.48
  5. Step 5: Solve for x
    x = 6,996,125,512,554.48/2,198,624.40
  6. Step 6: Final answer
    x = 3,182,046.70

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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.