Home / 3,313,293.83-4,969,947.57-917,145.54

Finding the Fourth Proportional to 3,313,293.83, 4,969,947.57 and 917,145.54

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Solution

The fourth proportional to 3,313,293.83, 4,969,947.57 and 917,145.54 is: 1,375,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,293.83 : 4,969,947.57 = 917,145.54 : x
  2. Step 2: Convert to fraction form
    3,313,293.83/4,969,947.57 = 917,145.54/x
  3. Step 3: Cross multiply
    3,313,293.83x = 4,969,947.57 × 917,145.54
  4. Step 4: Simplify right side
    3,313,293.83x = 4,558,165,247,859.34
  5. Step 5: Solve for x
    x = 4,558,165,247,859.34/3,313,293.83
  6. Step 6: Final answer
    x = 1,375,720.20

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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.