Home / 2,916,993.87-4,027,225.64-2,000,728.35

Finding the Fourth Proportional to 2,916,993.87, 4,027,225.64 and 2,000,728.35

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Solution

The fourth proportional to 2,916,993.87, 4,027,225.64 and 2,000,728.35 is: 2,762,221.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,993.87 : 4,027,225.64 = 2,000,728.35 : x
  2. Step 2: Convert to fraction form
    2,916,993.87/4,027,225.64 = 2,000,728.35/x
  3. Step 3: Cross multiply
    2,916,993.87x = 4,027,225.64 × 2,000,728.35
  4. Step 4: Simplify right side
    2,916,993.87x = 8,057,384,499,791.25
  5. Step 5: Solve for x
    x = 8,057,384,499,791.25/2,916,993.87
  6. Step 6: Final answer
    x = 2,762,221.95

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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.