Home / 2,318,954.40-3,478,258.80-970,768.80

Finding the Fourth Proportional to 2,318,954.40, 3,478,258.80 and 970,768.80

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Solution

The fourth proportional to 2,318,954.40, 3,478,258.80 and 970,768.80 is: 1,456,080.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,954.40 : 3,478,258.80 = 970,768.80 : x
  2. Step 2: Convert to fraction form
    2,318,954.40/3,478,258.80 = 970,768.80/x
  3. Step 3: Cross multiply
    2,318,954.40x = 3,478,258.80 × 970,768.80
  4. Step 4: Simplify right side
    2,318,954.40x = 3,376,585,121,365.44
  5. Step 5: Solve for x
    x = 3,376,585,121,365.44/2,318,954.40
  6. Step 6: Final answer
    x = 1,456,080.86

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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.