Home / 2,679,346.13-4,019,150.51-1,081,709.87

Finding the Fourth Proportional to 2,679,346.13, 4,019,150.51 and 1,081,709.87

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Solution

The fourth proportional to 2,679,346.13, 4,019,150.51 and 1,081,709.87 is: 1,622,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,346.13 : 4,019,150.51 = 1,081,709.87 : x
  2. Step 2: Convert to fraction form
    2,679,346.13/4,019,150.51 = 1,081,709.87/x
  3. Step 3: Cross multiply
    2,679,346.13x = 4,019,150.51 × 1,081,709.87
  4. Step 4: Simplify right side
    2,679,346.13x = 4,347,554,770,273.99
  5. Step 5: Solve for x
    x = 4,347,554,770,273.99/2,679,346.13
  6. Step 6: Final answer
    x = 1,622,617.82

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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.