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Finding the Fourth Proportional to 4,692,361.96, 7,038,566.38 and 1,659,730.62

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Solution

The fourth proportional to 4,692,361.96, 7,038,566.38 and 1,659,730.62 is: 2,489,604.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,692,361.96 : 7,038,566.38 = 1,659,730.62 : x
  2. Step 2: Convert to fraction form
    4,692,361.96/7,038,566.38 = 1,659,730.62/x
  3. Step 3: Cross multiply
    4,692,361.96x = 7,038,566.38 × 1,659,730.62
  4. Step 4: Simplify right side
    4,692,361.96x = 11,682,124,141,788.56
  5. Step 5: Solve for x
    x = 11,682,124,141,788.56/4,692,361.96
  6. Step 6: Final answer
    x = 2,489,604.22

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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.