Home / 3,631,570.78-5,011,507.11-2,000,129.95

Finding the Fourth Proportional to 3,631,570.78, 5,011,507.11 and 2,000,129.95

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Solution

The fourth proportional to 3,631,570.78, 5,011,507.11 and 2,000,129.95 is: 2,760,145.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,570.78 : 5,011,507.11 = 2,000,129.95 : x
  2. Step 2: Convert to fraction form
    3,631,570.78/5,011,507.11 = 2,000,129.95/x
  3. Step 3: Cross multiply
    3,631,570.78x = 5,011,507.11 × 2,000,129.95
  4. Step 4: Simplify right side
    3,631,570.78x = 10,023,665,452,820.18
  5. Step 5: Solve for x
    x = 10,023,665,452,820.18/3,631,570.78
  6. Step 6: Final answer
    x = 2,760,145.97

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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.