Home / 3,813,360.05-5,262,761.41-2,159,801.30

Finding the Fourth Proportional to 3,813,360.05, 5,262,761.41 and 2,159,801.30

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Solution

The fourth proportional to 3,813,360.05, 5,262,761.41 and 2,159,801.30 is: 2,980,709.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,360.05 : 5,262,761.41 = 2,159,801.30 : x
  2. Step 2: Convert to fraction form
    3,813,360.05/5,262,761.41 = 2,159,801.30/x
  3. Step 3: Cross multiply
    3,813,360.05x = 5,262,761.41 × 2,159,801.30
  4. Step 4: Simplify right side
    3,813,360.05x = 11,366,518,942,665.23
  5. Step 5: Solve for x
    x = 11,366,518,942,665.23/3,813,360.05
  6. Step 6: Final answer
    x = 2,980,709.61

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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.