Home / 1,253,317.84-1,729,588.78-694,521.56

Finding the Fourth Proportional to 1,253,317.84, 1,729,588.78 and 694,521.56

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Solution

The fourth proportional to 1,253,317.84, 1,729,588.78 and 694,521.56 is: 958,445.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,317.84 : 1,729,588.78 = 694,521.56 : x
  2. Step 2: Convert to fraction form
    1,253,317.84/1,729,588.78 = 694,521.56/x
  3. Step 3: Cross multiply
    1,253,317.84x = 1,729,588.78 × 694,521.56
  4. Step 4: Simplify right side
    1,253,317.84x = 1,201,236,702,587.37
  5. Step 5: Solve for x
    x = 1,201,236,702,587.37/1,253,317.84
  6. Step 6: Final answer
    x = 958,445.38

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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.