Home / 3,489,218.60-5,234,000.70-1,809,602.60

Finding the Fourth Proportional to 3,489,218.60, 5,234,000.70 and 1,809,602.60

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Solution

The fourth proportional to 3,489,218.60, 5,234,000.70 and 1,809,602.60 is: 2,714,493.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489,218.60 : 5,234,000.70 = 1,809,602.60 : x
  2. Step 2: Convert to fraction form
    3,489,218.60/5,234,000.70 = 1,809,602.60/x
  3. Step 3: Cross multiply
    3,489,218.60x = 5,234,000.70 × 1,809,602.60
  4. Step 4: Simplify right side
    3,489,218.60x = 9,471,461,275,121.82
  5. Step 5: Solve for x
    x = 9,471,461,275,121.82/3,489,218.60
  6. Step 6: Final answer
    x = 2,714,493.52

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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.