Home / 3,896,505.19-5,377,343.22-2,177,625.64

Finding the Fourth Proportional to 3,896,505.19, 5,377,343.22 and 2,177,625.64

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Solution

The fourth proportional to 3,896,505.19, 5,377,343.22 and 2,177,625.64 is: 3,005,216.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,505.19 : 5,377,343.22 = 2,177,625.64 : x
  2. Step 2: Convert to fraction form
    3,896,505.19/5,377,343.22 = 2,177,625.64/x
  3. Step 3: Cross multiply
    3,896,505.19x = 5,377,343.22 × 2,177,625.64
  4. Step 4: Simplify right side
    3,896,505.19x = 11,709,840,470,952.16
  5. Step 5: Solve for x
    x = 11,709,840,470,952.16/3,896,505.19
  6. Step 6: Final answer
    x = 3,005,216.19

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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.