Home / 1,360,448.10-2,040,672.15-1,213,481.70

Finding the Fourth Proportional to 1,360,448.10, 2,040,672.15 and 1,213,481.70

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Solution

The fourth proportional to 1,360,448.10, 2,040,672.15 and 1,213,481.70 is: 1,820,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,448.10 : 2,040,672.15 = 1,213,481.70 : x
  2. Step 2: Convert to fraction form
    1,360,448.10/2,040,672.15 = 1,213,481.70/x
  3. Step 3: Cross multiply
    1,360,448.10x = 2,040,672.15 × 1,213,481.70
  4. Step 4: Simplify right side
    1,360,448.10x = 2,476,318,309,724.65
  5. Step 5: Solve for x
    x = 2,476,318,309,724.65/1,360,448.10
  6. Step 6: Final answer
    x = 1,820,222.55

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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.