Home / 5,370,942.45-8,056,334.72-1,327,430.61

Finding the Fourth Proportional to 5,370,942.45, 8,056,334.72 and 1,327,430.61

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Solution

The fourth proportional to 5,370,942.45, 8,056,334.72 and 1,327,430.61 is: 1,991,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,942.45 : 8,056,334.72 = 1,327,430.61 : x
  2. Step 2: Convert to fraction form
    5,370,942.45/8,056,334.72 = 1,327,430.61/x
  3. Step 3: Cross multiply
    5,370,942.45x = 8,056,334.72 × 1,327,430.61
  4. Step 4: Simplify right side
    5,370,942.45x = 10,694,225,305,096.63
  5. Step 5: Solve for x
    x = 10,694,225,305,096.63/5,370,942.45
  6. Step 6: Final answer
    x = 1,991,126.40

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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.