Home / 965,928.40-1,448,892.60-727,982.80

Finding the Fourth Proportional to 965,928.40, 1,448,892.60 and 727,982.80

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Solution

The fourth proportional to 965,928.40, 1,448,892.60 and 727,982.80 is: 1,091,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,928.40 : 1,448,892.60 = 727,982.80 : x
  2. Step 2: Convert to fraction form
    965,928.40/1,448,892.60 = 727,982.80/x
  3. Step 3: Cross multiply
    965,928.40x = 1,448,892.60 × 727,982.80
  4. Step 4: Simplify right side
    965,928.40x = 1,054,768,891,847.28
  5. Step 5: Solve for x
    x = 1,054,768,891,847.28/965,928.40
  6. Step 6: Final answer
    x = 1,091,974.20

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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.