Home / 3,186,656.96-4,781,398.14-1,669,979.34

Finding the Fourth Proportional to 3,186,656.96, 4,781,398.14 and 1,669,979.34

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Solution

The fourth proportional to 3,186,656.96, 4,781,398.14 and 1,669,979.34 is: 2,505,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,656.96 : 4,781,398.14 = 1,669,979.34 : x
  2. Step 2: Convert to fraction form
    3,186,656.96/4,781,398.14 = 1,669,979.34/x
  3. Step 3: Cross multiply
    3,186,656.96x = 4,781,398.14 × 1,669,979.34
  4. Step 4: Simplify right side
    3,186,656.96x = 7,984,836,110,114.43
  5. Step 5: Solve for x
    x = 7,984,836,110,114.43/3,186,656.96
  6. Step 6: Final answer
    x = 2,505,709.34

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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.