Home / 1,206,508.14-1,809,984.65-396,938.07

Finding the Fourth Proportional to 1,206,508.14, 1,809,984.65 and 396,938.07

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Solution

The fourth proportional to 1,206,508.14, 1,809,984.65 and 396,938.07 is: 595,480.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,508.14 : 1,809,984.65 = 396,938.07 : x
  2. Step 2: Convert to fraction form
    1,206,508.14/1,809,984.65 = 396,938.07/x
  3. Step 3: Cross multiply
    1,206,508.14x = 1,809,984.65 × 396,938.07
  4. Step 4: Simplify right side
    1,206,508.14x = 718,451,811,715.94
  5. Step 5: Solve for x
    x = 718,451,811,715.94/1,206,508.14
  6. Step 6: Final answer
    x = 595,480.29

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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.