Home / 3,253,758.12-4,490,455.05-1,803,908.34

Finding the Fourth Proportional to 3,253,758.12, 4,490,455.05 and 1,803,908.34

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Solution

The fourth proportional to 3,253,758.12, 4,490,455.05 and 1,803,908.34 is: 2,489,542.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253,758.12 : 4,490,455.05 = 1,803,908.34 : x
  2. Step 2: Convert to fraction form
    3,253,758.12/4,490,455.05 = 1,803,908.34/x
  3. Step 3: Cross multiply
    3,253,758.12x = 4,490,455.05 × 1,803,908.34
  4. Step 4: Simplify right side
    3,253,758.12x = 8,100,369,315,090.12
  5. Step 5: Solve for x
    x = 8,100,369,315,090.12/3,253,758.12
  6. Step 6: Final answer
    x = 2,489,542.56

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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.