Home / 3,553,881-4,904,355.78-1,922,288.28

Finding the Fourth Proportional to 3,553,881, 4,904,355.78 and 1,922,288.28

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Solution

The fourth proportional to 3,553,881, 4,904,355.78 and 1,922,288.28 is: 2,652,757.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,881 : 4,904,355.78 = 1,922,288.28 : x
  2. Step 2: Convert to fraction form
    3,553,881/4,904,355.78 = 1,922,288.28/x
  3. Step 3: Cross multiply
    3,553,881x = 4,904,355.78 × 1,922,288.28
  4. Step 4: Simplify right side
    3,553,881x = 9,427,585,636,844.26
  5. Step 5: Solve for x
    x = 9,427,585,636,844.26/3,553,881
  6. Step 6: Final answer
    x = 2,652,757.83

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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.