Home / 1,930,397.49-2,664,074.75-1,114,635.56

Finding the Fourth Proportional to 1,930,397.49, 2,664,074.75 and 1,114,635.56

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Solution

The fourth proportional to 1,930,397.49, 2,664,074.75 and 1,114,635.56 is: 1,538,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,397.49 : 2,664,074.75 = 1,114,635.56 : x
  2. Step 2: Convert to fraction form
    1,930,397.49/2,664,074.75 = 1,114,635.56/x
  3. Step 3: Cross multiply
    1,930,397.49x = 2,664,074.75 × 1,114,635.56
  4. Step 4: Simplify right side
    1,930,397.49x = 2,969,472,431,954.56
  5. Step 5: Solve for x
    x = 2,969,472,431,954.56/1,930,397.49
  6. Step 6: Final answer
    x = 1,538,269.94

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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.