Home / 1,213,482.67-1,819,751.16-454,910.38

Finding the Fourth Proportional to 1,213,482.67, 1,819,751.16 and 454,910.38

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Solution

The fourth proportional to 1,213,482.67, 1,819,751.16 and 454,910.38 is: 682,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,482.67 : 1,819,751.16 = 454,910.38 : x
  2. Step 2: Convert to fraction form
    1,213,482.67/1,819,751.16 = 454,910.38/x
  3. Step 3: Cross multiply
    1,213,482.67x = 1,819,751.16 × 454,910.38
  4. Step 4: Simplify right side
    1,213,482.67x = 827,823,688,857.58
  5. Step 5: Solve for x
    x = 827,823,688,857.58/1,213,482.67
  6. Step 6: Final answer
    x = 682,188.31

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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.