Home / 3,224,840.78-4,837,960.96-980,920.46

Finding the Fourth Proportional to 3,224,840.78, 4,837,960.96 and 980,920.46

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Solution

The fourth proportional to 3,224,840.78, 4,837,960.96 and 980,920.46 is: 1,471,593.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224,840.78 : 4,837,960.96 = 980,920.46 : x
  2. Step 2: Convert to fraction form
    3,224,840.78/4,837,960.96 = 980,920.46/x
  3. Step 3: Cross multiply
    3,224,840.78x = 4,837,960.96 × 980,920.46
  4. Step 4: Simplify right side
    3,224,840.78x = 4,745,654,890,345.24
  5. Step 5: Solve for x
    x = 4,745,654,890,345.24/3,224,840.78
  6. Step 6: Final answer
    x = 1,471,593.55

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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.