Home / 1,313,998.36-1,813,266.79-733,191.30

Finding the Fourth Proportional to 1,313,998.36, 1,813,266.79 and 733,191.30

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Solution

The fourth proportional to 1,313,998.36, 1,813,266.79 and 733,191.30 is: 1,011,775.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,998.36 : 1,813,266.79 = 733,191.30 : x
  2. Step 2: Convert to fraction form
    1,313,998.36/1,813,266.79 = 733,191.30/x
  3. Step 3: Cross multiply
    1,313,998.36x = 1,813,266.79 × 733,191.30
  4. Step 4: Simplify right side
    1,313,998.36x = 1,329,471,433,173.95
  5. Step 5: Solve for x
    x = 1,329,471,433,173.95/1,313,998.36
  6. Step 6: Final answer
    x = 1,011,775.57

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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.