Home / 2,071,234.80-3,102,871.86-1,270,180.44

Finding the Fourth Proportional to 2,071,234.80, 3,102,871.86 and 1,270,180.44

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Solution

The fourth proportional to 2,071,234.80, 3,102,871.86 and 1,270,180.44 is: 1,902,829.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071,234.80 : 3,102,871.86 = 1,270,180.44 : x
  2. Step 2: Convert to fraction form
    2,071,234.80/3,102,871.86 = 1,270,180.44/x
  3. Step 3: Cross multiply
    2,071,234.80x = 3,102,871.86 × 1,270,180.44
  4. Step 4: Simplify right side
    2,071,234.80x = 3,941,207,144,398.42
  5. Step 5: Solve for x
    x = 3,941,207,144,398.42/2,071,234.80
  6. Step 6: Final answer
    x = 1,902,829.72

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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.