Home / 945,986.40-1,418,979.60-933,544.80

Finding the Fourth Proportional to 945,986.40, 1,418,979.60 and 933,544.80

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Solution

The fourth proportional to 945,986.40, 1,418,979.60 and 933,544.80 is: 1,400,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,986.40 : 1,418,979.60 = 933,544.80 : x
  2. Step 2: Convert to fraction form
    945,986.40/1,418,979.60 = 933,544.80/x
  3. Step 3: Cross multiply
    945,986.40x = 1,418,979.60 × 933,544.80
  4. Step 4: Simplify right side
    945,986.40x = 1,324,681,026,886.08
  5. Step 5: Solve for x
    x = 1,324,681,026,886.08/945,986.40
  6. Step 6: Final answer
    x = 1,400,317.20

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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.