Home / 2,192,349.81-3,025,389.38-1,225,593.75

Finding the Fourth Proportional to 2,192,349.81, 3,025,389.38 and 1,225,593.75

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Solution

The fourth proportional to 2,192,349.81, 3,025,389.38 and 1,225,593.75 is: 1,691,289.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,349.81 : 3,025,389.38 = 1,225,593.75 : x
  2. Step 2: Convert to fraction form
    2,192,349.81/3,025,389.38 = 1,225,593.75/x
  3. Step 3: Cross multiply
    2,192,349.81x = 3,025,389.38 × 1,225,593.75
  4. Step 4: Simplify right side
    2,192,349.81x = 3,707,898,309,316.41
  5. Step 5: Solve for x
    x = 3,707,898,309,316.41/2,192,349.81
  6. Step 6: Final answer
    x = 1,691,289.54

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1.5x scale

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.