Home / 3,938,509.32-5,907,239.10-1,098,383.64

Finding the Fourth Proportional to 3,938,509.32, 5,907,239.10 and 1,098,383.64

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Solution

The fourth proportional to 3,938,509.32, 5,907,239.10 and 1,098,383.64 is: 1,647,429.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,509.32 : 5,907,239.10 = 1,098,383.64 : x
  2. Step 2: Convert to fraction form
    3,938,509.32/5,907,239.10 = 1,098,383.64/x
  3. Step 3: Cross multiply
    3,938,509.32x = 5,907,239.10 × 1,098,383.64
  4. Step 4: Simplify right side
    3,938,509.32x = 6,488,414,785,008.32
  5. Step 5: Solve for x
    x = 6,488,414,785,008.32/3,938,509.32
  6. Step 6: Final answer
    x = 1,647,429.08

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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.