Home / 1,330,453.08-1,836,022.14-726,845.40

Finding the Fourth Proportional to 1,330,453.08, 1,836,022.14 and 726,845.40

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Solution

The fourth proportional to 1,330,453.08, 1,836,022.14 and 726,845.40 is: 1,003,044.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,453.08 : 1,836,022.14 = 726,845.40 : x
  2. Step 2: Convert to fraction form
    1,330,453.08/1,836,022.14 = 726,845.40/x
  3. Step 3: Cross multiply
    1,330,453.08x = 1,836,022.14 × 726,845.40
  4. Step 4: Simplify right side
    1,330,453.08x = 1,334,504,246,757.16
  5. Step 5: Solve for x
    x = 1,334,504,246,757.16/1,330,453.08
  6. Step 6: Final answer
    x = 1,003,044.95

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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.