Home / 1,404,344.40-2,107,245.60-656,390.40

Finding the Fourth Proportional to 1,404,344.40, 2,107,245.60 and 656,390.40

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Solution

The fourth proportional to 1,404,344.40, 2,107,245.60 and 656,390.40 is: 984,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,344.40 : 2,107,245.60 = 656,390.40 : x
  2. Step 2: Convert to fraction form
    1,404,344.40/2,107,245.60 = 656,390.40/x
  3. Step 3: Cross multiply
    1,404,344.40x = 2,107,245.60 × 656,390.40
  4. Step 4: Simplify right side
    1,404,344.40x = 1,383,175,782,282.24
  5. Step 5: Solve for x
    x = 1,383,175,782,282.24/1,404,344.40
  6. Step 6: Final answer
    x = 984,926.33

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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.