Home / 3,621,734.66-4,997,694.74-1,990,057.70

Finding the Fourth Proportional to 3,621,734.66, 4,997,694.74 and 1,990,057.70

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Solution

The fourth proportional to 3,621,734.66, 4,997,694.74 and 1,990,057.70 is: 2,746,115.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,734.66 : 4,997,694.74 = 1,990,057.70 : x
  2. Step 2: Convert to fraction form
    3,621,734.66/4,997,694.74 = 1,990,057.70/x
  3. Step 3: Cross multiply
    3,621,734.66x = 4,997,694.74 × 1,990,057.70
  4. Step 4: Simplify right side
    3,621,734.66x = 9,945,700,899,586.50
  5. Step 5: Solve for x
    x = 9,945,700,899,586.50/3,621,734.66
  6. Step 6: Final answer
    x = 2,746,115.28

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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.