Home / 2,142,825.54-2,957,121.63-1,176,018.18

Finding the Fourth Proportional to 2,142,825.54, 2,957,121.63 and 1,176,018.18

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Solution

The fourth proportional to 2,142,825.54, 2,957,121.63 and 1,176,018.18 is: 1,622,917.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,825.54 : 2,957,121.63 = 1,176,018.18 : x
  2. Step 2: Convert to fraction form
    2,142,825.54/2,957,121.63 = 1,176,018.18/x
  3. Step 3: Cross multiply
    2,142,825.54x = 2,957,121.63 × 1,176,018.18
  4. Step 4: Simplify right side
    2,142,825.54x = 3,477,628,797,351.23
  5. Step 5: Solve for x
    x = 3,477,628,797,351.23/2,142,825.54
  6. Step 6: Final answer
    x = 1,622,917.37

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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.