Home / 1,065,014.36-1,469,718.53-629,588.64

Finding the Fourth Proportional to 1,065,014.36, 1,469,718.53 and 629,588.64

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Solution

The fourth proportional to 1,065,014.36, 1,469,718.53 and 629,588.64 is: 868,831.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,014.36 : 1,469,718.53 = 629,588.64 : x
  2. Step 2: Convert to fraction form
    1,065,014.36/1,469,718.53 = 629,588.64/x
  3. Step 3: Cross multiply
    1,065,014.36x = 1,469,718.53 × 629,588.64
  4. Step 4: Simplify right side
    1,065,014.36x = 925,318,083,136.91
  5. Step 5: Solve for x
    x = 925,318,083,136.91/1,065,014.36
  6. Step 6: Final answer
    x = 868,831.56

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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.