Home / 1,728,174.40-2,384,831.10-964,211.56

Finding the Fourth Proportional to 1,728,174.40, 2,384,831.10 and 964,211.56

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Solution

The fourth proportional to 1,728,174.40, 2,384,831.10 and 964,211.56 is: 1,330,584.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,174.40 : 2,384,831.10 = 964,211.56 : x
  2. Step 2: Convert to fraction form
    1,728,174.40/2,384,831.10 = 964,211.56/x
  3. Step 3: Cross multiply
    1,728,174.40x = 2,384,831.10 × 964,211.56
  4. Step 4: Simplify right side
    1,728,174.40x = 2,299,481,715,267.52
  5. Step 5: Solve for x
    x = 2,299,481,715,267.52/1,728,174.40
  6. Step 6: Final answer
    x = 1,330,584.29

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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.