Home / 3,772,201.72-5,658,304.40-1,247,856.97

Finding the Fourth Proportional to 3,772,201.72, 5,658,304.40 and 1,247,856.97

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Solution

The fourth proportional to 3,772,201.72, 5,658,304.40 and 1,247,856.97 is: 1,871,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772,201.72 : 5,658,304.40 = 1,247,856.97 : x
  2. Step 2: Convert to fraction form
    3,772,201.72/5,658,304.40 = 1,247,856.97/x
  3. Step 3: Cross multiply
    3,772,201.72x = 5,658,304.40 × 1,247,856.97
  4. Step 4: Simplify right side
    3,772,201.72x = 7,060,754,568,216.09
  5. Step 5: Solve for x
    x = 7,060,754,568,216.09/3,772,201.72
  6. Step 6: Final answer
    x = 1,871,786.05

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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.