Home / 1,627,749.27-2,246,320.89-902,627.55

Finding the Fourth Proportional to 1,627,749.27, 2,246,320.89 and 902,627.55

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Solution

The fourth proportional to 1,627,749.27, 2,246,320.89 and 902,627.55 is: 1,245,640.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,749.27 : 2,246,320.89 = 902,627.55 : x
  2. Step 2: Convert to fraction form
    1,627,749.27/2,246,320.89 = 902,627.55/x
  3. Step 3: Cross multiply
    1,627,749.27x = 2,246,320.89 × 902,627.55
  4. Step 4: Simplify right side
    1,627,749.27x = 2,027,591,121,454.52
  5. Step 5: Solve for x
    x = 2,027,591,121,454.52/1,627,749.27
  6. Step 6: Final answer
    x = 1,245,640.93

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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.