Home / 1,405,664.55-2,108,472.21-552,824.78

Finding the Fourth Proportional to 1,405,664.55, 2,108,472.21 and 552,824.78

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Solution

The fourth proportional to 1,405,664.55, 2,108,472.21 and 552,824.78 is: 829,227.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,664.55 : 2,108,472.21 = 552,824.78 : x
  2. Step 2: Convert to fraction form
    1,405,664.55/2,108,472.21 = 552,824.78/x
  3. Step 3: Cross multiply
    1,405,664.55x = 2,108,472.21 × 552,824.78
  4. Step 4: Simplify right side
    1,405,664.55x = 1,165,615,675,087.00
  5. Step 5: Solve for x
    x = 1,165,615,675,087.00/1,405,664.55
  6. Step 6: Final answer
    x = 829,227.48

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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.