Home / 2,662,362.68-3,989,480.30-1,580,745.31

Finding the Fourth Proportional to 2,662,362.68, 3,989,480.30 and 1,580,745.31

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Solution

The fourth proportional to 2,662,362.68, 3,989,480.30 and 1,580,745.31 is: 2,368,705.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662,362.68 : 3,989,480.30 = 1,580,745.31 : x
  2. Step 2: Convert to fraction form
    2,662,362.68/3,989,480.30 = 1,580,745.31/x
  3. Step 3: Cross multiply
    2,662,362.68x = 3,989,480.30 × 1,580,745.31
  4. Step 4: Simplify right side
    2,662,362.68x = 6,306,352,253,614.99
  5. Step 5: Solve for x
    x = 6,306,352,253,614.99/2,662,362.68
  6. Step 6: Final answer
    x = 2,368,705.18

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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.