Home / 1,410,939.80-2,113,299.30-1,224,315.80

Finding the Fourth Proportional to 1,410,939.80, 2,113,299.30 and 1,224,315.80

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Solution

The fourth proportional to 1,410,939.80, 2,113,299.30 and 1,224,315.80 is: 1,833,774.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,939.80 : 2,113,299.30 = 1,224,315.80 : x
  2. Step 2: Convert to fraction form
    1,410,939.80/2,113,299.30 = 1,224,315.80/x
  3. Step 3: Cross multiply
    1,410,939.80x = 2,113,299.30 × 1,224,315.80
  4. Step 4: Simplify right side
    1,410,939.80x = 2,587,345,723,118.94
  5. Step 5: Solve for x
    x = 2,587,345,723,118.94/1,410,939.80
  6. Step 6: Final answer
    x = 1,833,774.71

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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.