Home / 1,105,754.85-1,525,990.82-622,351.35

Finding the Fourth Proportional to 1,105,754.85, 1,525,990.82 and 622,351.35

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Solution

The fourth proportional to 1,105,754.85, 1,525,990.82 and 622,351.35 is: 858,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,754.85 : 1,525,990.82 = 622,351.35 : x
  2. Step 2: Convert to fraction form
    1,105,754.85/1,525,990.82 = 622,351.35/x
  3. Step 3: Cross multiply
    1,105,754.85x = 1,525,990.82 × 622,351.35
  4. Step 4: Simplify right side
    1,105,754.85x = 949,702,443,802.85
  5. Step 5: Solve for x
    x = 949,702,443,802.85/1,105,754.85
  6. Step 6: Final answer
    x = 858,872.51

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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.