Home / 5,262,905.90-7,263,440.31-3,198,258.83

Finding the Fourth Proportional to 5,262,905.90, 7,263,440.31 and 3,198,258.83

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Solution

The fourth proportional to 5,262,905.90, 7,263,440.31 and 3,198,258.83 is: 4,413,980.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,262,905.90 : 7,263,440.31 = 3,198,258.83 : x
  2. Step 2: Convert to fraction form
    5,262,905.90/7,263,440.31 = 3,198,258.83/x
  3. Step 3: Cross multiply
    5,262,905.90x = 7,263,440.31 × 3,198,258.83
  4. Step 4: Simplify right side
    5,262,905.90x = 23,230,362,107,635.44
  5. Step 5: Solve for x
    x = 23,230,362,107,635.44/5,262,905.90
  6. Step 6: Final answer
    x = 4,413,980.14

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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.