Home / 4,247,031.06-5,862,183.60-2,889,691.38

Finding the Fourth Proportional to 4,247,031.06, 5,862,183.60 and 2,889,691.38

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Solution

The fourth proportional to 4,247,031.06, 5,862,183.60 and 2,889,691.38 is: 3,988,645.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247,031.06 : 5,862,183.60 = 2,889,691.38 : x
  2. Step 2: Convert to fraction form
    4,247,031.06/5,862,183.60 = 2,889,691.38/x
  3. Step 3: Cross multiply
    4,247,031.06x = 5,862,183.60 × 2,889,691.38
  4. Step 4: Simplify right side
    4,247,031.06x = 16,939,901,416,897.37
  5. Step 5: Solve for x
    x = 16,939,901,416,897.37/4,247,031.06
  6. Step 6: Final answer
    x = 3,988,645.52

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1.5x scale

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.