Home / 2,080,412.60-3,115,370.10-1,660,508.60

Finding the Fourth Proportional to 2,080,412.60, 3,115,370.10 and 1,660,508.60

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Solution

The fourth proportional to 2,080,412.60, 3,115,370.10 and 1,660,508.60 is: 2,486,573.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,412.60 : 3,115,370.10 = 1,660,508.60 : x
  2. Step 2: Convert to fraction form
    2,080,412.60/3,115,370.10 = 1,660,508.60/x
  3. Step 3: Cross multiply
    2,080,412.60x = 3,115,370.10 × 1,660,508.60
  4. Step 4: Simplify right side
    2,080,412.60x = 5,173,098,843,232.86
  5. Step 5: Solve for x
    x = 5,173,098,843,232.86/2,080,412.60
  6. Step 6: Final answer
    x = 2,486,573.50

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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.