Home / 1,476,686.48-2,215,100.12-717,623.60

Finding the Fourth Proportional to 1,476,686.48, 2,215,100.12 and 717,623.60

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Solution

The fourth proportional to 1,476,686.48, 2,215,100.12 and 717,623.60 is: 1,076,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,686.48 : 2,215,100.12 = 717,623.60 : x
  2. Step 2: Convert to fraction form
    1,476,686.48/2,215,100.12 = 717,623.60/x
  3. Step 3: Cross multiply
    1,476,686.48x = 2,215,100.12 × 717,623.60
  4. Step 4: Simplify right side
    1,476,686.48x = 1,589,608,107,811.21
  5. Step 5: Solve for x
    x = 1,589,608,107,811.21/1,476,686.48
  6. Step 6: Final answer
    x = 1,076,469.61

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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.