Home / 1,627,365.92-2,245,897.44-902,440.64

Finding the Fourth Proportional to 1,627,365.92, 2,245,897.44 and 902,440.64

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Solution

The fourth proportional to 1,627,365.92, 2,245,897.44 and 902,440.64 is: 1,245,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627,365.92 : 2,245,897.44 = 902,440.64 : x
  2. Step 2: Convert to fraction form
    1,627,365.92/2,245,897.44 = 902,440.64/x
  3. Step 3: Cross multiply
    1,627,365.92x = 2,245,897.44 × 902,440.64
  4. Step 4: Simplify right side
    1,627,365.92x = 2,026,789,123,127.96
  5. Step 5: Solve for x
    x = 2,026,789,123,127.96/1,627,365.92
  6. Step 6: Final answer
    x = 1,245,441.54

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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.