Home / 1,675,645.28-2,494,517.08-1,665,682.28

Finding the Fourth Proportional to 1,675,645.28, 2,494,517.08 and 1,665,682.28

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Solution

The fourth proportional to 1,675,645.28, 2,494,517.08 and 1,665,682.28 is: 2,479,685.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,645.28 : 2,494,517.08 = 1,665,682.28 : x
  2. Step 2: Convert to fraction form
    1,675,645.28/2,494,517.08 = 1,665,682.28/x
  3. Step 3: Cross multiply
    1,675,645.28x = 2,494,517.08 × 1,665,682.28
  4. Step 4: Simplify right side
    1,675,645.28x = 4,155,072,897,313.34
  5. Step 5: Solve for x
    x = 4,155,072,897,313.34/1,675,645.28
  6. Step 6: Final answer
    x = 2,479,685.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.