Home / 1,727,986.32-2,593,136.64-717,109.20

Finding the Fourth Proportional to 1,727,986.32, 2,593,136.64 and 717,109.20

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Solution

The fourth proportional to 1,727,986.32, 2,593,136.64 and 717,109.20 is: 1,076,144.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,986.32 : 2,593,136.64 = 717,109.20 : x
  2. Step 2: Convert to fraction form
    1,727,986.32/2,593,136.64 = 717,109.20/x
  3. Step 3: Cross multiply
    1,727,986.32x = 2,593,136.64 × 717,109.20
  4. Step 4: Simplify right side
    1,727,986.32x = 1,859,562,141,401.09
  5. Step 5: Solve for x
    x = 1,859,562,141,401.09/1,727,986.32
  6. Step 6: Final answer
    x = 1,076,144.02

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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.