Home / 1,431,851.10-2,147,776.65-794,121.90

Finding the Fourth Proportional to 1,431,851.10, 2,147,776.65 and 794,121.90

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Solution

The fourth proportional to 1,431,851.10, 2,147,776.65 and 794,121.90 is: 1,191,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,851.10 : 2,147,776.65 = 794,121.90 : x
  2. Step 2: Convert to fraction form
    1,431,851.10/2,147,776.65 = 794,121.90/x
  3. Step 3: Cross multiply
    1,431,851.10x = 2,147,776.65 × 794,121.90
  4. Step 4: Simplify right side
    1,431,851.10x = 1,705,596,474,073.64
  5. Step 5: Solve for x
    x = 1,705,596,474,073.64/1,431,851.10
  6. Step 6: Final answer
    x = 1,191,182.85

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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.