Home / 1,753,290.40-2,628,121.20-952,880.80

Finding the Fourth Proportional to 1,753,290.40, 2,628,121.20 and 952,880.80

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Solution

The fourth proportional to 1,753,290.40, 2,628,121.20 and 952,880.80 is: 1,428,335.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,290.40 : 2,628,121.20 = 952,880.80 : x
  2. Step 2: Convert to fraction form
    1,753,290.40/2,628,121.20 = 952,880.80/x
  3. Step 3: Cross multiply
    1,753,290.40x = 2,628,121.20 × 952,880.80
  4. Step 4: Simplify right side
    1,753,290.40x = 2,504,286,231,552.96
  5. Step 5: Solve for x
    x = 2,504,286,231,552.96/1,753,290.40
  6. Step 6: Final answer
    x = 1,428,335.11

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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.