Home / 3,386,015.57-4,672,471.43-1,858,221.11

Finding the Fourth Proportional to 3,386,015.57, 4,672,471.43 and 1,858,221.11

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Solution

The fourth proportional to 3,386,015.57, 4,672,471.43 and 1,858,221.11 is: 2,564,218.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,386,015.57 : 4,672,471.43 = 1,858,221.11 : x
  2. Step 2: Convert to fraction form
    3,386,015.57/4,672,471.43 = 1,858,221.11/x
  3. Step 3: Cross multiply
    3,386,015.57x = 4,672,471.43 × 1,858,221.11
  4. Step 4: Simplify right side
    3,386,015.57x = 8,682,485,014,444.42
  5. Step 5: Solve for x
    x = 8,682,485,014,444.42/3,386,015.57
  6. Step 6: Final answer
    x = 2,564,218.87

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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.