Home / 3,119,016.20-4,675,025.10-1,321,593.80

Finding the Fourth Proportional to 3,119,016.20, 4,675,025.10 and 1,321,593.80

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Solution

The fourth proportional to 3,119,016.20, 4,675,025.10 and 1,321,593.80 is: 1,980,908.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,016.20 : 4,675,025.10 = 1,321,593.80 : x
  2. Step 2: Convert to fraction form
    3,119,016.20/4,675,025.10 = 1,321,593.80/x
  3. Step 3: Cross multiply
    3,119,016.20x = 4,675,025.10 × 1,321,593.80
  4. Step 4: Simplify right side
    3,119,016.20x = 6,178,484,187,004.38
  5. Step 5: Solve for x
    x = 6,178,484,187,004.38/3,119,016.20
  6. Step 6: Final answer
    x = 1,980,908.01

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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.