Home / 3,063,231.80-4,227,189.90-1,917,943.64

Finding the Fourth Proportional to 3,063,231.80, 4,227,189.90 and 1,917,943.64

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Solution

The fourth proportional to 3,063,231.80, 4,227,189.90 and 1,917,943.64 is: 2,646,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063,231.80 : 4,227,189.90 = 1,917,943.64 : x
  2. Step 2: Convert to fraction form
    3,063,231.80/4,227,189.90 = 1,917,943.64/x
  3. Step 3: Cross multiply
    3,063,231.80x = 4,227,189.90 × 1,917,943.64
  4. Step 4: Simplify right side
    3,063,231.80x = 8,107,511,983,777.24
  5. Step 5: Solve for x
    x = 8,107,511,983,777.24/3,063,231.80
  6. Step 6: Final answer
    x = 2,646,718.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.