Home / 1,014,432.12-1,399,958.52-561,723.12

Finding the Fourth Proportional to 1,014,432.12, 1,399,958.52 and 561,723.12

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Solution

The fourth proportional to 1,014,432.12, 1,399,958.52 and 561,723.12 is: 775,201.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,432.12 : 1,399,958.52 = 561,723.12 : x
  2. Step 2: Convert to fraction form
    1,014,432.12/1,399,958.52 = 561,723.12/x
  3. Step 3: Cross multiply
    1,014,432.12x = 1,399,958.52 × 561,723.12
  4. Step 4: Simplify right side
    1,014,432.12x = 786,389,067,724.98
  5. Step 5: Solve for x
    x = 786,389,067,724.98/1,014,432.12
  6. Step 6: Final answer
    x = 775,201.27

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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.