Home / 3,248,064.16-4,871,979.60-851,889.76

Finding the Fourth Proportional to 3,248,064.16, 4,871,979.60 and 851,889.76

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Solution

The fourth proportional to 3,248,064.16, 4,871,979.60 and 851,889.76 is: 1,277,804.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248,064.16 : 4,871,979.60 = 851,889.76 : x
  2. Step 2: Convert to fraction form
    3,248,064.16/4,871,979.60 = 851,889.76/x
  3. Step 3: Cross multiply
    3,248,064.16x = 4,871,979.60 × 851,889.76
  4. Step 4: Simplify right side
    3,248,064.16x = 4,150,389,532,168.90
  5. Step 5: Solve for x
    x = 4,150,389,532,168.90/3,248,064.16
  6. Step 6: Final answer
    x = 1,277,804.05

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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.