Home / 1,720,727.20-2,580,745.20-822,167.20

Finding the Fourth Proportional to 1,720,727.20, 2,580,745.20 and 822,167.20

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Solution

The fourth proportional to 1,720,727.20, 2,580,745.20 and 822,167.20 is: 1,233,085.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,727.20 : 2,580,745.20 = 822,167.20 : x
  2. Step 2: Convert to fraction form
    1,720,727.20/2,580,745.20 = 822,167.20/x
  3. Step 3: Cross multiply
    1,720,727.20x = 2,580,745.20 × 822,167.20
  4. Step 4: Simplify right side
    1,720,727.20x = 2,121,804,054,997.44
  5. Step 5: Solve for x
    x = 2,121,804,054,997.44/1,720,727.20
  6. Step 6: Final answer
    x = 1,233,085.67

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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.