Home / 4,652,856.90-6,979,287.78-1,458,231.89

Finding the Fourth Proportional to 4,652,856.90, 6,979,287.78 and 1,458,231.89

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Solution

The fourth proportional to 4,652,856.90, 6,979,287.78 and 1,458,231.89 is: 2,187,348.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652,856.90 : 6,979,287.78 = 1,458,231.89 : x
  2. Step 2: Convert to fraction form
    4,652,856.90/6,979,287.78 = 1,458,231.89/x
  3. Step 3: Cross multiply
    4,652,856.90x = 6,979,287.78 × 1,458,231.89
  4. Step 4: Simplify right side
    4,652,856.90x = 10,177,419,975,386.87
  5. Step 5: Solve for x
    x = 10,177,419,975,386.87/4,652,856.90
  6. Step 6: Final answer
    x = 2,187,348.59

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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.