Home / 1,191,162.26-1,787,076.90-481,688.52

Finding the Fourth Proportional to 1,191,162.26, 1,787,076.90 and 481,688.52

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Solution

The fourth proportional to 1,191,162.26, 1,787,076.90 and 481,688.52 is: 722,667.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,162.26 : 1,787,076.90 = 481,688.52 : x
  2. Step 2: Convert to fraction form
    1,191,162.26/1,787,076.90 = 481,688.52/x
  3. Step 3: Cross multiply
    1,191,162.26x = 1,787,076.90 × 481,688.52
  4. Step 4: Simplify right side
    1,191,162.26x = 860,814,427,087.19
  5. Step 5: Solve for x
    x = 860,814,427,087.19/1,191,162.26
  6. Step 6: Final answer
    x = 722,667.65

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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.