Home / 2,080,654.98-3,121,090.50-660,822.18

Finding the Fourth Proportional to 2,080,654.98, 3,121,090.50 and 660,822.18

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Solution

The fourth proportional to 2,080,654.98, 3,121,090.50 and 660,822.18 is: 991,267.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,654.98 : 3,121,090.50 = 660,822.18 : x
  2. Step 2: Convert to fraction form
    2,080,654.98/3,121,090.50 = 660,822.18/x
  3. Step 3: Cross multiply
    2,080,654.98x = 3,121,090.50 × 660,822.18
  4. Step 4: Simplify right side
    2,080,654.98x = 2,062,485,828,187.29
  5. Step 5: Solve for x
    x = 2,062,485,828,187.29/2,080,654.98
  6. Step 6: Final answer
    x = 991,267.58

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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.