Home / 1,207,563.76-1,811,234.58-408,754

Finding the Fourth Proportional to 1,207,563.76, 1,811,234.58 and 408,754

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Solution

The fourth proportional to 1,207,563.76, 1,811,234.58 and 408,754 is: 613,093.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,563.76 : 1,811,234.58 = 408,754 : x
  2. Step 2: Convert to fraction form
    1,207,563.76/1,811,234.58 = 408,754/x
  3. Step 3: Cross multiply
    1,207,563.76x = 1,811,234.58 × 408,754
  4. Step 4: Simplify right side
    1,207,563.76x = 740,349,379,513.32
  5. Step 5: Solve for x
    x = 740,349,379,513.32/1,207,563.76
  6. Step 6: Final answer
    x = 613,093.41

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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.