Home / 3,946,228.20-5,919,342.30-1,820,464.20

Finding the Fourth Proportional to 3,946,228.20, 5,919,342.30 and 1,820,464.20

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Solution

The fourth proportional to 3,946,228.20, 5,919,342.30 and 1,820,464.20 is: 2,730,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946,228.20 : 5,919,342.30 = 1,820,464.20 : x
  2. Step 2: Convert to fraction form
    3,946,228.20/5,919,342.30 = 1,820,464.20/x
  3. Step 3: Cross multiply
    3,946,228.20x = 5,919,342.30 × 1,820,464.20
  4. Step 4: Simplify right side
    3,946,228.20x = 10,775,950,744,695.66
  5. Step 5: Solve for x
    x = 10,775,950,744,695.66/3,946,228.20
  6. Step 6: Final answer
    x = 2,730,696.30

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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.