Home / 2,979,015.37-4,098,140.73-2,609,829.92

Finding the Fourth Proportional to 2,979,015.37, 4,098,140.73 and 2,609,829.92

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Solution

The fourth proportional to 2,979,015.37, 4,098,140.73 and 2,609,829.92 is: 3,590,263.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,015.37 : 4,098,140.73 = 2,609,829.92 : x
  2. Step 2: Convert to fraction form
    2,979,015.37/4,098,140.73 = 2,609,829.92/x
  3. Step 3: Cross multiply
    2,979,015.37x = 4,098,140.73 × 2,609,829.92
  4. Step 4: Simplify right side
    2,979,015.37x = 10,695,450,303,769.99
  5. Step 5: Solve for x
    x = 10,695,450,303,769.99/2,979,015.37
  6. Step 6: Final answer
    x = 3,590,263.56

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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.