Home / 3,418,847.56-5,130,020.94-1,398,584.44

Finding the Fourth Proportional to 3,418,847.56, 5,130,020.94 and 1,398,584.44

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Solution

The fourth proportional to 3,418,847.56, 5,130,020.94 and 1,398,584.44 is: 2,098,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,847.56 : 5,130,020.94 = 1,398,584.44 : x
  2. Step 2: Convert to fraction form
    3,418,847.56/5,130,020.94 = 1,398,584.44/x
  3. Step 3: Cross multiply
    3,418,847.56x = 5,130,020.94 × 1,398,584.44
  4. Step 4: Simplify right side
    3,418,847.56x = 7,174,767,463,558.17
  5. Step 5: Solve for x
    x = 7,174,767,463,558.17/3,418,847.56
  6. Step 6: Final answer
    x = 2,098,592.39

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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.