Home / 1,798,392.25-2,698,920.03-851,765.92

Finding the Fourth Proportional to 1,798,392.25, 2,698,920.03 and 851,765.92

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Solution

The fourth proportional to 1,798,392.25, 2,698,920.03 and 851,765.92 is: 1,278,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,798,392.25 : 2,698,920.03 = 851,765.92 : x
  2. Step 2: Convert to fraction form
    1,798,392.25/2,698,920.03 = 851,765.92/x
  3. Step 3: Cross multiply
    1,798,392.25x = 2,698,920.03 × 851,765.92
  4. Step 4: Simplify right side
    1,798,392.25x = 2,298,848,102,359.38
  5. Step 5: Solve for x
    x = 2,298,848,102,359.38/1,798,392.25
  6. Step 6: Final answer
    x = 1,278,279.59

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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.