Home / 3,042,478.41-4,198,460.67-1,665,558.33

Finding the Fourth Proportional to 3,042,478.41, 4,198,460.67 and 1,665,558.33

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Solution

The fourth proportional to 3,042,478.41, 4,198,460.67 and 1,665,558.33 is: 2,298,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,478.41 : 4,198,460.67 = 1,665,558.33 : x
  2. Step 2: Convert to fraction form
    3,042,478.41/4,198,460.67 = 1,665,558.33/x
  3. Step 3: Cross multiply
    3,042,478.41x = 4,198,460.67 × 1,665,558.33
  4. Step 4: Simplify right side
    3,042,478.41x = 6,992,781,142,095.88
  5. Step 5: Solve for x
    x = 6,992,781,142,095.88/3,042,478.41
  6. Step 6: Final answer
    x = 2,298,383.16

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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.