Home / 3,485,449.70-4,810,295.38-2,109,550.61

Finding the Fourth Proportional to 3,485,449.70, 4,810,295.38 and 2,109,550.61

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Solution

The fourth proportional to 3,485,449.70, 4,810,295.38 and 2,109,550.61 is: 2,911,406.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,449.70 : 4,810,295.38 = 2,109,550.61 : x
  2. Step 2: Convert to fraction form
    3,485,449.70/4,810,295.38 = 2,109,550.61/x
  3. Step 3: Cross multiply
    3,485,449.70x = 4,810,295.38 × 2,109,550.61
  4. Step 4: Simplify right side
    3,485,449.70x = 10,147,561,529,107.71
  5. Step 5: Solve for x
    x = 10,147,561,529,107.71/3,485,449.70
  6. Step 6: Final answer
    x = 2,911,406.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.