Home / 3,349,617.80-4,622,433.78-1,821,691.40

Finding the Fourth Proportional to 3,349,617.80, 4,622,433.78 and 1,821,691.40

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Solution

The fourth proportional to 3,349,617.80, 4,622,433.78 and 1,821,691.40 is: 2,513,913.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349,617.80 : 4,622,433.78 = 1,821,691.40 : x
  2. Step 2: Convert to fraction form
    3,349,617.80/4,622,433.78 = 1,821,691.40/x
  3. Step 3: Cross multiply
    3,349,617.80x = 4,622,433.78 × 1,821,691.40
  4. Step 4: Simplify right side
    3,349,617.80x = 8,420,647,864,095.49
  5. Step 5: Solve for x
    x = 8,420,647,864,095.49/3,349,617.80
  6. Step 6: Final answer
    x = 2,513,913.04

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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.