Home / 3,896,143.16-5,376,661.84-2,177,263.20

Finding the Fourth Proportional to 3,896,143.16, 5,376,661.84 and 2,177,263.20

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Solution

The fourth proportional to 3,896,143.16, 5,376,661.84 and 2,177,263.20 is: 3,004,614.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,143.16 : 5,376,661.84 = 2,177,263.20 : x
  2. Step 2: Convert to fraction form
    3,896,143.16/5,376,661.84 = 2,177,263.20/x
  3. Step 3: Cross multiply
    3,896,143.16x = 5,376,661.84 × 2,177,263.20
  4. Step 4: Simplify right side
    3,896,143.16x = 11,706,407,963,076.29
  5. Step 5: Solve for x
    x = 11,706,407,963,076.29/3,896,143.16
  6. Step 6: Final answer
    x = 3,004,614.43

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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.