Home / 2,147,728.43-2,963,921.35-1,167,733.37

Finding the Fourth Proportional to 2,147,728.43, 2,963,921.35 and 1,167,733.37

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Solution

The fourth proportional to 2,147,728.43, 2,963,921.35 and 1,167,733.37 is: 1,611,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,728.43 : 2,963,921.35 = 1,167,733.37 : x
  2. Step 2: Convert to fraction form
    2,147,728.43/2,963,921.35 = 1,167,733.37/x
  3. Step 3: Cross multiply
    2,147,728.43x = 2,963,921.35 × 1,167,733.37
  4. Step 4: Simplify right side
    2,147,728.43x = 3,461,069,866,450.45
  5. Step 5: Solve for x
    x = 3,461,069,866,450.45/2,147,728.43
  6. Step 6: Final answer
    x = 1,611,502.56

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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.