Home / 3,427,175.40-5,139,305.82-1,404,021.48

Finding the Fourth Proportional to 3,427,175.40, 5,139,305.82 and 1,404,021.48

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Solution

The fourth proportional to 3,427,175.40, 5,139,305.82 and 1,404,021.48 is: 2,105,435.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,175.40 : 5,139,305.82 = 1,404,021.48 : x
  2. Step 2: Convert to fraction form
    3,427,175.40/5,139,305.82 = 1,404,021.48/x
  3. Step 3: Cross multiply
    3,427,175.40x = 5,139,305.82 × 1,404,021.48
  4. Step 4: Simplify right side
    3,427,175.40x = 7,215,695,763,569.01
  5. Step 5: Solve for x
    x = 7,215,695,763,569.01/3,427,175.40
  6. Step 6: Final answer
    x = 2,105,435.21

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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.