Home / 2,127,438.96-3,191,749.08-1,181,474.04

Finding the Fourth Proportional to 2,127,438.96, 3,191,749.08 and 1,181,474.04

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Solution

The fourth proportional to 2,127,438.96, 3,191,749.08 and 1,181,474.04 is: 1,772,539.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,438.96 : 3,191,749.08 = 1,181,474.04 : x
  2. Step 2: Convert to fraction form
    2,127,438.96/3,191,749.08 = 1,181,474.04/x
  3. Step 3: Cross multiply
    2,127,438.96x = 3,191,749.08 × 1,181,474.04
  4. Step 4: Simplify right side
    2,127,438.96x = 3,770,968,680,213.88
  5. Step 5: Solve for x
    x = 3,770,968,680,213.88/2,127,438.96
  6. Step 6: Final answer
    x = 1,772,539.07

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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.