Home / 2,120,718.50-3,174,147.75

Finding the Third Proportional to 2,120,718.50 and 3,174,147.75

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Solution

The third proportional to 2,120,718.50 and 3,174,147.75 is: 4,750,849.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,718.50 : 3,174,147.75 = 3,174,147.75 : x
  2. Step 2: Convert to fraction form
    2,120,718.50/3,174,147.75 = 3,174,147.75/x
  3. Step 3: Cross multiply
    2,120,718.50x = 3,174,147.75 × 3,174,147.75
  4. Step 4: Simplify right side
    2,120,718.50x = 10,075,213,938,830.06
  5. Step 5: Solve for x
    x = 10,075,213,938,830.06/2,120,718.50
  6. Step 6: Final answer
    x = 4,750,849.27

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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.