Home / 859,908.37-1,183,963.08-780,192.22

Finding the Fourth Proportional to 859,908.37, 1,183,963.08 and 780,192.22

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Solution

The fourth proportional to 859,908.37, 1,183,963.08 and 780,192.22 is: 1,074,206.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,908.37 : 1,183,963.08 = 780,192.22 : x
  2. Step 2: Convert to fraction form
    859,908.37/1,183,963.08 = 780,192.22/x
  3. Step 3: Cross multiply
    859,908.37x = 1,183,963.08 × 780,192.22
  4. Step 4: Simplify right side
    859,908.37x = 923,718,783,783.24
  5. Step 5: Solve for x
    x = 923,718,783,783.24/859,908.37
  6. Step 6: Final answer
    x = 1,074,206.06

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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.