Home / 2,859,138.54-3,945,680.10-1,552,446.14

Finding the Fourth Proportional to 2,859,138.54, 3,945,680.10 and 1,552,446.14

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Solution

The fourth proportional to 2,859,138.54, 3,945,680.10 and 1,552,446.14 is: 2,142,413.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,138.54 : 3,945,680.10 = 1,552,446.14 : x
  2. Step 2: Convert to fraction form
    2,859,138.54/3,945,680.10 = 1,552,446.14/x
  3. Step 3: Cross multiply
    2,859,138.54x = 3,945,680.10 × 1,552,446.14
  4. Step 4: Simplify right side
    2,859,138.54x = 6,125,455,821,191.41
  5. Step 5: Solve for x
    x = 6,125,455,821,191.41/2,859,138.54
  6. Step 6: Final answer
    x = 2,142,413.09

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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.