Home / 1,142,713.34-1,576,910.26-626,449.58

Finding the Fourth Proportional to 1,142,713.34, 1,576,910.26 and 626,449.58

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Solution

The fourth proportional to 1,142,713.34, 1,576,910.26 and 626,449.58 is: 864,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,713.34 : 1,576,910.26 = 626,449.58 : x
  2. Step 2: Convert to fraction form
    1,142,713.34/1,576,910.26 = 626,449.58/x
  3. Step 3: Cross multiply
    1,142,713.34x = 1,576,910.26 × 626,449.58
  4. Step 4: Simplify right side
    1,142,713.34x = 987,854,770,074.69
  5. Step 5: Solve for x
    x = 987,854,770,074.69/1,142,713.34
  6. Step 6: Final answer
    x = 864,481.70

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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.