Home / 3,380,601.11-4,664,713.55-1,909,973.06

Finding the Fourth Proportional to 3,380,601.11, 4,664,713.55 and 1,909,973.06

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Solution

The fourth proportional to 3,380,601.11, 4,664,713.55 and 1,909,973.06 is: 2,635,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,601.11 : 4,664,713.55 = 1,909,973.06 : x
  2. Step 2: Convert to fraction form
    3,380,601.11/4,664,713.55 = 1,909,973.06/x
  3. Step 3: Cross multiply
    3,380,601.11x = 4,664,713.55 × 1,909,973.06
  4. Step 4: Simplify right side
    3,380,601.11x = 8,909,477,213,116.96
  5. Step 5: Solve for x
    x = 8,909,477,213,116.96/3,380,601.11
  6. Step 6: Final answer
    x = 2,635,471.30

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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.