Home / 3,942,407.08-5,439,493.66-2,309,937.32

Finding the Fourth Proportional to 3,942,407.08, 5,439,493.66 and 2,309,937.32

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Solution

The fourth proportional to 3,942,407.08, 5,439,493.66 and 2,309,937.32 is: 3,187,111.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,407.08 : 5,439,493.66 = 2,309,937.32 : x
  2. Step 2: Convert to fraction form
    3,942,407.08/5,439,493.66 = 2,309,937.32/x
  3. Step 3: Cross multiply
    3,942,407.08x = 5,439,493.66 × 2,309,937.32
  4. Step 4: Simplify right side
    3,942,407.08x = 12,564,889,407,137.39
  5. Step 5: Solve for x
    x = 12,564,889,407,137.39/3,942,407.08
  6. Step 6: Final answer
    x = 3,187,111.11

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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.