Home / 2,084,205.30-3,126,016.35-664,404.90

Finding the Fourth Proportional to 2,084,205.30, 3,126,016.35 and 664,404.90

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Solution

The fourth proportional to 2,084,205.30, 3,126,016.35 and 664,404.90 is: 996,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,205.30 : 3,126,016.35 = 664,404.90 : x
  2. Step 2: Convert to fraction form
    2,084,205.30/3,126,016.35 = 664,404.90/x
  3. Step 3: Cross multiply
    2,084,205.30x = 3,126,016.35 × 664,404.90
  4. Step 4: Simplify right side
    2,084,205.30x = 2,076,940,580,420.12
  5. Step 5: Solve for x
    x = 2,076,940,580,420.12/2,084,205.30
  6. Step 6: Final answer
    x = 996,514.39

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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.