Home / 3,080,427.80-4,623,266.10-1,377,192.20

Finding the Fourth Proportional to 3,080,427.80, 4,623,266.10 and 1,377,192.20

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Solution

The fourth proportional to 3,080,427.80, 4,623,266.10 and 1,377,192.20 is: 2,066,961.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080,427.80 : 4,623,266.10 = 1,377,192.20 : x
  2. Step 2: Convert to fraction form
    3,080,427.80/4,623,266.10 = 1,377,192.20/x
  3. Step 3: Cross multiply
    3,080,427.80x = 4,623,266.10 × 1,377,192.20
  4. Step 4: Simplify right side
    3,080,427.80x = 6,367,126,011,444.42
  5. Step 5: Solve for x
    x = 6,367,126,011,444.42/3,080,427.80
  6. Step 6: Final answer
    x = 2,066,961.61

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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.