Home / 3,538,231.08-5,298,686.10-1,645,513.80

Finding the Fourth Proportional to 3,538,231.08, 5,298,686.10 and 1,645,513.80

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Solution

The fourth proportional to 3,538,231.08, 5,298,686.10 and 1,645,513.80 is: 2,464,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,231.08 : 5,298,686.10 = 1,645,513.80 : x
  2. Step 2: Convert to fraction form
    3,538,231.08/5,298,686.10 = 1,645,513.80/x
  3. Step 3: Cross multiply
    3,538,231.08x = 5,298,686.10 × 1,645,513.80
  4. Step 4: Simplify right side
    3,538,231.08x = 8,719,061,099,418.18
  5. Step 5: Solve for x
    x = 8,719,061,099,418.18/3,538,231.08
  6. Step 6: Final answer
    x = 2,464,242.98

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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.