Home / 1,231,844.60-1,848,458.10-521,751.80

Finding the Fourth Proportional to 1,231,844.60, 1,848,458.10 and 521,751.80

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Solution

The fourth proportional to 1,231,844.60, 1,848,458.10 and 521,751.80 is: 782,920.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,844.60 : 1,848,458.10 = 521,751.80 : x
  2. Step 2: Convert to fraction form
    1,231,844.60/1,848,458.10 = 521,751.80/x
  3. Step 3: Cross multiply
    1,231,844.60x = 1,848,458.10 × 521,751.80
  4. Step 4: Simplify right side
    1,231,844.60x = 964,436,340,899.58
  5. Step 5: Solve for x
    x = 964,436,340,899.58/1,231,844.60
  6. Step 6: Final answer
    x = 782,920.46

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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.