Home / 2,679,056.80-4,016,252.40-1,612,967.20

Finding the Fourth Proportional to 2,679,056.80, 4,016,252.40 and 1,612,967.20

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Solution

The fourth proportional to 2,679,056.80, 4,016,252.40 and 1,612,967.20 is: 2,418,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,056.80 : 4,016,252.40 = 1,612,967.20 : x
  2. Step 2: Convert to fraction form
    2,679,056.80/4,016,252.40 = 1,612,967.20/x
  3. Step 3: Cross multiply
    2,679,056.80x = 4,016,252.40 × 1,612,967.20
  4. Step 4: Simplify right side
    2,679,056.80x = 6,478,083,388,121.28
  5. Step 5: Solve for x
    x = 6,478,083,388,121.28/2,679,056.80
  6. Step 6: Final answer
    x = 2,418,046.30

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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.