Home / 3,881,753.80-5,824,380.30-1,859,216.20

Finding the Fourth Proportional to 3,881,753.80, 5,824,380.30 and 1,859,216.20

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Solution

The fourth proportional to 3,881,753.80, 5,824,380.30 and 1,859,216.20 is: 2,789,662.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,753.80 : 5,824,380.30 = 1,859,216.20 : x
  2. Step 2: Convert to fraction form
    3,881,753.80/5,824,380.30 = 1,859,216.20/x
  3. Step 3: Cross multiply
    3,881,753.80x = 5,824,380.30 × 1,859,216.20
  4. Step 4: Simplify right side
    3,881,753.80x = 10,828,782,208,720.86
  5. Step 5: Solve for x
    x = 10,828,782,208,720.86/3,881,753.80
  6. Step 6: Final answer
    x = 2,789,662.29

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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.