Home / 1,400,195.46-1,932,308.82-856,321.50

Finding the Fourth Proportional to 1,400,195.46, 1,932,308.82 and 856,321.50

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Solution

The fourth proportional to 1,400,195.46, 1,932,308.82 and 856,321.50 is: 1,181,747.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,195.46 : 1,932,308.82 = 856,321.50 : x
  2. Step 2: Convert to fraction form
    1,400,195.46/1,932,308.82 = 856,321.50/x
  3. Step 3: Cross multiply
    1,400,195.46x = 1,932,308.82 × 856,321.50
  4. Step 4: Simplify right side
    1,400,195.46x = 1,654,677,587,205.63
  5. Step 5: Solve for x
    x = 1,654,677,587,205.63/1,400,195.46
  6. Step 6: Final answer
    x = 1,181,747.57

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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.