Home / 1,753,546.40-2,628,505.20-953,136.80

Finding the Fourth Proportional to 1,753,546.40, 2,628,505.20 and 953,136.80

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Solution

The fourth proportional to 1,753,546.40, 2,628,505.20 and 953,136.80 is: 1,428,718.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,546.40 : 2,628,505.20 = 953,136.80 : x
  2. Step 2: Convert to fraction form
    1,753,546.40/2,628,505.20 = 953,136.80/x
  3. Step 3: Cross multiply
    1,753,546.40x = 2,628,505.20 × 953,136.80
  4. Step 4: Simplify right side
    1,753,546.40x = 2,505,325,035,111.36
  5. Step 5: Solve for x
    x = 2,505,325,035,111.36/1,753,546.40
  6. Step 6: Final answer
    x = 1,428,718.99

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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.