Home / 1,375,923.40-2,063,885.10-738,194.20

Finding the Fourth Proportional to 1,375,923.40, 2,063,885.10 and 738,194.20

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Solution

The fourth proportional to 1,375,923.40, 2,063,885.10 and 738,194.20 is: 1,107,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,923.40 : 2,063,885.10 = 738,194.20 : x
  2. Step 2: Convert to fraction form
    1,375,923.40/2,063,885.10 = 738,194.20/x
  3. Step 3: Cross multiply
    1,375,923.40x = 2,063,885.10 × 738,194.20
  4. Step 4: Simplify right side
    1,375,923.40x = 1,523,548,010,286.42
  5. Step 5: Solve for x
    x = 1,523,548,010,286.42/1,375,923.40
  6. Step 6: Final answer
    x = 1,107,291.30

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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.