Home / 2,679,345.63-4,019,149.76-1,081,709.37

Finding the Fourth Proportional to 2,679,345.63, 4,019,149.76 and 1,081,709.37

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Solution

The fourth proportional to 2,679,345.63, 4,019,149.76 and 1,081,709.37 is: 1,622,617.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,345.63 : 4,019,149.76 = 1,081,709.37 : x
  2. Step 2: Convert to fraction form
    2,679,345.63/4,019,149.76 = 1,081,709.37/x
  3. Step 3: Cross multiply
    2,679,345.63x = 4,019,149.76 × 1,081,709.37
  4. Step 4: Simplify right side
    2,679,345.63x = 4,347,551,949,416.70
  5. Step 5: Solve for x
    x = 4,347,551,949,416.70/2,679,345.63
  6. Step 6: Final answer
    x = 1,622,617.07

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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.