Home / 1,040,080.40-1,560,120.60-970,096.40

Finding the Fourth Proportional to 1,040,080.40, 1,560,120.60 and 970,096.40

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Solution

The fourth proportional to 1,040,080.40, 1,560,120.60 and 970,096.40 is: 1,455,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,080.40 : 1,560,120.60 = 970,096.40 : x
  2. Step 2: Convert to fraction form
    1,040,080.40/1,560,120.60 = 970,096.40/x
  3. Step 3: Cross multiply
    1,040,080.40x = 1,560,120.60 × 970,096.40
  4. Step 4: Simplify right side
    1,040,080.40x = 1,513,467,377,625.84
  5. Step 5: Solve for x
    x = 1,513,467,377,625.84/1,040,080.40
  6. Step 6: Final answer
    x = 1,455,144.60

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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.