Home / 1,135,077.78-1,702,610.51-486,558.47

Finding the Fourth Proportional to 1,135,077.78, 1,702,610.51 and 486,558.47

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Solution

The fourth proportional to 1,135,077.78, 1,702,610.51 and 486,558.47 is: 729,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,077.78 : 1,702,610.51 = 486,558.47 : x
  2. Step 2: Convert to fraction form
    1,135,077.78/1,702,610.51 = 486,558.47/x
  3. Step 3: Cross multiply
    1,135,077.78x = 1,702,610.51 × 486,558.47
  4. Step 4: Simplify right side
    1,135,077.78x = 828,419,553,805.68
  5. Step 5: Solve for x
    x = 828,419,553,805.68/1,135,077.78
  6. Step 6: Final answer
    x = 729,835.05

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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.