Home / 2,168,201.16-3,251,041.02-820,468.08

Finding the Fourth Proportional to 2,168,201.16, 3,251,041.02 and 820,468.08

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Solution

The fourth proportional to 2,168,201.16, 3,251,041.02 and 820,468.08 is: 1,230,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,201.16 : 3,251,041.02 = 820,468.08 : x
  2. Step 2: Convert to fraction form
    2,168,201.16/3,251,041.02 = 820,468.08/x
  3. Step 3: Cross multiply
    2,168,201.16x = 3,251,041.02 × 820,468.08
  4. Step 4: Simplify right side
    2,168,201.16x = 2,667,375,383,680.64
  5. Step 5: Solve for x
    x = 2,667,375,383,680.64/2,168,201.16
  6. Step 6: Final answer
    x = 1,230,225.05

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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.