Home / 1,109,453.70-1,659,968.55-736,205.70

Finding the Fourth Proportional to 1,109,453.70, 1,659,968.55 and 736,205.70

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Solution

The fourth proportional to 1,109,453.70, 1,659,968.55 and 736,205.70 is: 1,101,513.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,453.70 : 1,659,968.55 = 736,205.70 : x
  2. Step 2: Convert to fraction form
    1,109,453.70/1,659,968.55 = 736,205.70/x
  3. Step 3: Cross multiply
    1,109,453.70x = 1,659,968.55 × 736,205.70
  4. Step 4: Simplify right side
    1,109,453.70x = 1,222,078,308,330.73
  5. Step 5: Solve for x
    x = 1,222,078,308,330.73/1,109,453.70
  6. Step 6: Final answer
    x = 1,101,513.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.