Home / 2,825,243.80-4,237,771.90-1,227,808.43

Finding the Fourth Proportional to 2,825,243.80, 4,237,771.90 and 1,227,808.43

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Solution

The fourth proportional to 2,825,243.80, 4,237,771.90 and 1,227,808.43 is: 1,841,671.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,243.80 : 4,237,771.90 = 1,227,808.43 : x
  2. Step 2: Convert to fraction form
    2,825,243.80/4,237,771.90 = 1,227,808.43/x
  3. Step 3: Cross multiply
    2,825,243.80x = 4,237,771.90 × 1,227,808.43
  4. Step 4: Simplify right side
    2,825,243.80x = 5,203,172,063,237.12
  5. Step 5: Solve for x
    x = 5,203,172,063,237.12/2,825,243.80
  6. Step 6: Final answer
    x = 1,841,671.88

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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.