Home / 1,627,336.96-2,245,658.88-902,195.20

Finding the Fourth Proportional to 1,627,336.96, 2,245,658.88 and 902,195.20

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Solution

The fourth proportional to 1,627,336.96, 2,245,658.88 and 902,195.20 is: 1,244,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,336.96 : 2,245,658.88 = 902,195.20 : x
  2. Step 2: Convert to fraction form
    1,627,336.96/2,245,658.88 = 902,195.20/x
  3. Step 3: Cross multiply
    1,627,336.96x = 2,245,658.88 × 902,195.20
  4. Step 4: Simplify right side
    1,627,336.96x = 2,026,022,662,373.38
  5. Step 5: Solve for x
    x = 2,026,022,662,373.38/1,627,336.96
  6. Step 6: Final answer
    x = 1,244,992.72

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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.