Home / 2,210,610.86-3,315,916.07-613,174.02

Finding the Fourth Proportional to 2,210,610.86, 3,315,916.07 and 613,174.02

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Solution

The fourth proportional to 2,210,610.86, 3,315,916.07 and 613,174.02 is: 919,760.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,610.86 : 3,315,916.07 = 613,174.02 : x
  2. Step 2: Convert to fraction form
    2,210,610.86/3,315,916.07 = 613,174.02/x
  3. Step 3: Cross multiply
    2,210,610.86x = 3,315,916.07 × 613,174.02
  4. Step 4: Simplify right side
    2,210,610.86x = 2,033,233,586,624.50
  5. Step 5: Solve for x
    x = 2,033,233,586,624.50/2,210,610.86
  6. Step 6: Final answer
    x = 919,760.97

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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.