Home / 3,008,992.28-4,151,319.60-1,977,055.86

Finding the Fourth Proportional to 3,008,992.28, 4,151,319.60 and 1,977,055.86

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Solution

The fourth proportional to 3,008,992.28, 4,151,319.60 and 1,977,055.86 is: 2,727,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,992.28 : 4,151,319.60 = 1,977,055.86 : x
  2. Step 2: Convert to fraction form
    3,008,992.28/4,151,319.60 = 1,977,055.86/x
  3. Step 3: Cross multiply
    3,008,992.28x = 4,151,319.60 × 1,977,055.86
  4. Step 4: Simplify right side
    3,008,992.28x = 8,207,390,741,912.86
  5. Step 5: Solve for x
    x = 8,207,390,741,912.86/3,008,992.28
  6. Step 6: Final answer
    x = 2,727,621.07

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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.