Home / 1,035,592.25-1,428,381.07-691,254.56

Finding the Fourth Proportional to 1,035,592.25, 1,428,381.07 and 691,254.56

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Solution

The fourth proportional to 1,035,592.25, 1,428,381.07 and 691,254.56 is: 953,439.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,592.25 : 1,428,381.07 = 691,254.56 : x
  2. Step 2: Convert to fraction form
    1,035,592.25/1,428,381.07 = 691,254.56/x
  3. Step 3: Cross multiply
    1,035,592.25x = 1,428,381.07 × 691,254.56
  4. Step 4: Simplify right side
    1,035,592.25x = 987,374,929,898.00
  5. Step 5: Solve for x
    x = 987,374,929,898.00/1,035,592.25
  6. Step 6: Final answer
    x = 953,439.86

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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.