Home / 2,929,259.30-4,042,723.57-1,639,850.87

Finding the Fourth Proportional to 2,929,259.30, 4,042,723.57 and 1,639,850.87

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Solution

The fourth proportional to 2,929,259.30, 4,042,723.57 and 1,639,850.87 is: 2,263,187.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,259.30 : 4,042,723.57 = 1,639,850.87 : x
  2. Step 2: Convert to fraction form
    2,929,259.30/4,042,723.57 = 1,639,850.87/x
  3. Step 3: Cross multiply
    2,929,259.30x = 4,042,723.57 × 1,639,850.87
  4. Step 4: Simplify right side
    2,929,259.30x = 6,629,463,769,441.19
  5. Step 5: Solve for x
    x = 6,629,463,769,441.19/2,929,259.30
  6. Step 6: Final answer
    x = 2,263,187.76

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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.