Home / 2,052,146.16-2,831,906.16-1,121,816.88

Finding the Fourth Proportional to 2,052,146.16, 2,831,906.16 and 1,121,816.88

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Solution

The fourth proportional to 2,052,146.16, 2,831,906.16 and 1,121,816.88 is: 1,548,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,052,146.16 : 2,831,906.16 = 1,121,816.88 : x
  2. Step 2: Convert to fraction form
    2,052,146.16/2,831,906.16 = 1,121,816.88/x
  3. Step 3: Cross multiply
    2,052,146.16x = 2,831,906.16 × 1,121,816.88
  4. Step 4: Simplify right side
    2,052,146.16x = 3,176,880,132,863.98
  5. Step 5: Solve for x
    x = 3,176,880,132,863.98/2,052,146.16
  6. Step 6: Final answer
    x = 1,548,076.93

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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.