Home / 2,107,451.31-3,161,177.10-510,014.55

Finding the Fourth Proportional to 2,107,451.31, 3,161,177.10 and 510,014.55

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Solution

The fourth proportional to 2,107,451.31, 3,161,177.10 and 510,014.55 is: 765,021.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,451.31 : 3,161,177.10 = 510,014.55 : x
  2. Step 2: Convert to fraction form
    2,107,451.31/3,161,177.10 = 510,014.55/x
  3. Step 3: Cross multiply
    2,107,451.31x = 3,161,177.10 × 510,014.55
  4. Step 4: Simplify right side
    2,107,451.31x = 1,612,246,316,126.81
  5. Step 5: Solve for x
    x = 1,612,246,316,126.81/2,107,451.31
  6. Step 6: Final answer
    x = 765,021.86

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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.