Home / 4,542,979.65-6,269,331.48-2,478,039.54

Finding the Fourth Proportional to 4,542,979.65, 6,269,331.48 and 2,478,039.54

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Solution

The fourth proportional to 4,542,979.65, 6,269,331.48 and 2,478,039.54 is: 3,419,705.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542,979.65 : 6,269,331.48 = 2,478,039.54 : x
  2. Step 2: Convert to fraction form
    4,542,979.65/6,269,331.48 = 2,478,039.54/x
  3. Step 3: Cross multiply
    4,542,979.65x = 6,269,331.48 × 2,478,039.54
  4. Step 4: Simplify right side
    4,542,979.65x = 15,535,651,296,806.72
  5. Step 5: Solve for x
    x = 15,535,651,296,806.72/4,542,979.65
  6. Step 6: Final answer
    x = 3,419,705.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.