Home / 1,692,872.46-2,539,456.29-555,293.43

Finding the Fourth Proportional to 1,692,872.46, 2,539,456.29 and 555,293.43

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Solution

The fourth proportional to 1,692,872.46, 2,539,456.29 and 555,293.43 is: 832,988.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,872.46 : 2,539,456.29 = 555,293.43 : x
  2. Step 2: Convert to fraction form
    1,692,872.46/2,539,456.29 = 555,293.43/x
  3. Step 3: Cross multiply
    1,692,872.46x = 2,539,456.29 × 555,293.43
  4. Step 4: Simplify right side
    1,692,872.46x = 1,410,143,393,609.17
  5. Step 5: Solve for x
    x = 1,410,143,393,609.17/1,692,872.46
  6. Step 6: Final answer
    x = 832,988.56

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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.