Home / 1,889,938.56-2,608,158.24-1,074,013.68

Finding the Fourth Proportional to 1,889,938.56, 2,608,158.24 and 1,074,013.68

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Solution

The fourth proportional to 1,889,938.56, 2,608,158.24 and 1,074,013.68 is: 1,482,163.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,938.56 : 2,608,158.24 = 1,074,013.68 : x
  2. Step 2: Convert to fraction form
    1,889,938.56/2,608,158.24 = 1,074,013.68/x
  3. Step 3: Cross multiply
    1,889,938.56x = 2,608,158.24 × 1,074,013.68
  4. Step 4: Simplify right side
    1,889,938.56x = 2,801,197,629,364.72
  5. Step 5: Solve for x
    x = 2,801,197,629,364.72/1,889,938.56
  6. Step 6: Final answer
    x = 1,482,163.33

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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.