Home / 3,932,334.66-5,426,511.54-2,190,003.32

Finding the Fourth Proportional to 3,932,334.66, 5,426,511.54 and 2,190,003.32

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Solution

The fourth proportional to 3,932,334.66, 5,426,511.54 and 2,190,003.32 is: 3,022,143.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932,334.66 : 5,426,511.54 = 2,190,003.32 : x
  2. Step 2: Convert to fraction form
    3,932,334.66/5,426,511.54 = 2,190,003.32/x
  3. Step 3: Cross multiply
    3,932,334.66x = 5,426,511.54 × 2,190,003.32
  4. Step 4: Simplify right side
    3,932,334.66x = 11,884,078,288,618.31
  5. Step 5: Solve for x
    x = 11,884,078,288,618.31/3,932,334.66
  6. Step 6: Final answer
    x = 3,022,143.16

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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.