Home / 4,066,078.72-5,611,860.48-2,255,825.92

Finding the Fourth Proportional to 4,066,078.72, 5,611,860.48 and 2,255,825.92

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Solution

The fourth proportional to 4,066,078.72, 5,611,860.48 and 2,255,825.92 is: 3,113,412.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066,078.72 : 5,611,860.48 = 2,255,825.92 : x
  2. Step 2: Convert to fraction form
    4,066,078.72/5,611,860.48 = 2,255,825.92/x
  3. Step 3: Cross multiply
    4,066,078.72x = 5,611,860.48 × 2,255,825.92
  4. Step 4: Simplify right side
    4,066,078.72x = 12,659,380,330,207.64
  5. Step 5: Solve for x
    x = 12,659,380,330,207.64/4,066,078.72
  6. Step 6: Final answer
    x = 3,113,412.50

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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.