Home / 5,276,687.22-7,914,947.42-1,682,429.87

Finding the Fourth Proportional to 5,276,687.22, 7,914,947.42 and 1,682,429.87

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Solution

The fourth proportional to 5,276,687.22, 7,914,947.42 and 1,682,429.87 is: 2,523,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276,687.22 : 7,914,947.42 = 1,682,429.87 : x
  2. Step 2: Convert to fraction form
    5,276,687.22/7,914,947.42 = 1,682,429.87/x
  3. Step 3: Cross multiply
    5,276,687.22x = 7,914,947.42 × 1,682,429.87
  4. Step 4: Simplify right side
    5,276,687.22x = 13,316,343,982,880.88
  5. Step 5: Solve for x
    x = 13,316,343,982,880.88/5,276,687.22
  6. Step 6: Final answer
    x = 2,523,618.21

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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.