Home / 2,080,905.48-3,121,194.15-660,973.86

Finding the Fourth Proportional to 2,080,905.48, 3,121,194.15 and 660,973.86

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Solution

The fourth proportional to 2,080,905.48, 3,121,194.15 and 660,973.86 is: 991,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,905.48 : 3,121,194.15 = 660,973.86 : x
  2. Step 2: Convert to fraction form
    2,080,905.48/3,121,194.15 = 660,973.86/x
  3. Step 3: Cross multiply
    2,080,905.48x = 3,121,194.15 × 660,973.86
  4. Step 4: Simplify right side
    2,080,905.48x = 2,063,027,745,134.92
  5. Step 5: Solve for x
    x = 2,063,027,745,134.92/2,080,905.48
  6. Step 6: Final answer
    x = 991,408.68

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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.