Home / 3,456,841.20-5,185,261.80-932,751.60

Finding the Fourth Proportional to 3,456,841.20, 5,185,261.80 and 932,751.60

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Solution

The fourth proportional to 3,456,841.20, 5,185,261.80 and 932,751.60 is: 1,399,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,841.20 : 5,185,261.80 = 932,751.60 : x
  2. Step 2: Convert to fraction form
    3,456,841.20/5,185,261.80 = 932,751.60/x
  3. Step 3: Cross multiply
    3,456,841.20x = 5,185,261.80 × 932,751.60
  4. Step 4: Simplify right side
    3,456,841.20x = 4,836,561,240,368.88
  5. Step 5: Solve for x
    x = 4,836,561,240,368.88/3,456,841.20
  6. Step 6: Final answer
    x = 1,399,127.40

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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.