Home / 1,313,289.26-1,812,620.96-829,546.73

Finding the Fourth Proportional to 1,313,289.26, 1,812,620.96 and 829,546.73

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Solution

The fourth proportional to 1,313,289.26, 1,812,620.96 and 829,546.73 is: 1,144,952.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,289.26 : 1,812,620.96 = 829,546.73 : x
  2. Step 2: Convert to fraction form
    1,313,289.26/1,812,620.96 = 829,546.73/x
  3. Step 3: Cross multiply
    1,313,289.26x = 1,812,620.96 × 829,546.73
  4. Step 4: Simplify right side
    1,313,289.26x = 1,503,653,783,108.22
  5. Step 5: Solve for x
    x = 1,503,653,783,108.22/1,313,289.26
  6. Step 6: Final answer
    x = 1,144,952.48

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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.