Home / 1,581,464.90-2,372,342.97-516,512.54

Finding the Fourth Proportional to 1,581,464.90, 2,372,342.97 and 516,512.54

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Solution

The fourth proportional to 1,581,464.90, 2,372,342.97 and 516,512.54 is: 774,816.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,464.90 : 2,372,342.97 = 516,512.54 : x
  2. Step 2: Convert to fraction form
    1,581,464.90/2,372,342.97 = 516,512.54/x
  3. Step 3: Cross multiply
    1,581,464.90x = 2,372,342.97 × 516,512.54
  4. Step 4: Simplify right side
    1,581,464.90x = 1,225,344,893,185.84
  5. Step 5: Solve for x
    x = 1,225,344,893,185.84/1,581,464.90
  6. Step 6: Final answer
    x = 774,816.37

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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.