Home / 3,808,337.36-5,255,410.56-2,131,897.38

Finding the Fourth Proportional to 3,808,337.36, 5,255,410.56 and 2,131,897.38

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Solution

The fourth proportional to 3,808,337.36, 5,255,410.56 and 2,131,897.38 is: 2,941,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808,337.36 : 5,255,410.56 = 2,131,897.38 : x
  2. Step 2: Convert to fraction form
    3,808,337.36/5,255,410.56 = 2,131,897.38/x
  3. Step 3: Cross multiply
    3,808,337.36x = 5,255,410.56 × 2,131,897.38
  4. Step 4: Simplify right side
    3,808,337.36x = 11,203,996,003,688.33
  5. Step 5: Solve for x
    x = 11,203,996,003,688.33/3,808,337.36
  6. Step 6: Final answer
    x = 2,941,965.21

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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.