Home / 3,938,458.32-5,907,162.60-1,098,332.64

Finding the Fourth Proportional to 3,938,458.32, 5,907,162.60 and 1,098,332.64

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Solution

The fourth proportional to 3,938,458.32, 5,907,162.60 and 1,098,332.64 is: 1,647,352.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,458.32 : 5,907,162.60 = 1,098,332.64 : x
  2. Step 2: Convert to fraction form
    3,938,458.32/5,907,162.60 = 1,098,332.64/x
  3. Step 3: Cross multiply
    3,938,458.32x = 5,907,162.60 × 1,098,332.64
  4. Step 4: Simplify right side
    3,938,458.32x = 6,488,029,493,367.26
  5. Step 5: Solve for x
    x = 6,488,029,493,367.26/3,938,458.32
  6. Step 6: Final answer
    x = 1,647,352.58

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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.