Home / 3,800,979.95-5,245,458.65-2,310,829.22

Finding the Fourth Proportional to 3,800,979.95, 5,245,458.65 and 2,310,829.22

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Solution

The fourth proportional to 3,800,979.95, 5,245,458.65 and 2,310,829.22 is: 3,189,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,979.95 : 5,245,458.65 = 2,310,829.22 : x
  2. Step 2: Convert to fraction form
    3,800,979.95/5,245,458.65 = 2,310,829.22/x
  3. Step 3: Cross multiply
    3,800,979.95x = 5,245,458.65 × 2,310,829.22
  4. Step 4: Simplify right side
    3,800,979.95x = 12,121,359,130,946.86
  5. Step 5: Solve for x
    x = 12,121,359,130,946.86/3,800,979.95
  6. Step 6: Final answer
    x = 3,189,008.97

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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.