Home / 871,274.54-1,198,094.96-756,352.31

Finding the Fourth Proportional to 871,274.54, 1,198,094.96 and 756,352.31

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Solution

The fourth proportional to 871,274.54, 1,198,094.96 and 756,352.31 is: 1,040,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,274.54 : 1,198,094.96 = 756,352.31 : x
  2. Step 2: Convert to fraction form
    871,274.54/1,198,094.96 = 756,352.31/x
  3. Step 3: Cross multiply
    871,274.54x = 1,198,094.96 × 756,352.31
  4. Step 4: Simplify right side
    871,274.54x = 906,181,886,495.76
  5. Step 5: Solve for x
    x = 906,181,886,495.76/871,274.54
  6. Step 6: Final answer
    x = 1,040,064.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.