Home / 3,553,175.70-5,328,208.35-1,422,551.70

Finding the Fourth Proportional to 3,553,175.70, 5,328,208.35 and 1,422,551.70

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Solution

The fourth proportional to 3,553,175.70, 5,328,208.35 and 1,422,551.70 is: 2,133,204.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,553,175.70 : 5,328,208.35 = 1,422,551.70 : x
  2. Step 2: Convert to fraction form
    3,553,175.70/5,328,208.35 = 1,422,551.70/x
  3. Step 3: Cross multiply
    3,553,175.70x = 5,328,208.35 × 1,422,551.70
  4. Step 4: Simplify right side
    3,553,175.70x = 7,579,651,846,246.69
  5. Step 5: Solve for x
    x = 7,579,651,846,246.69/3,553,175.70
  6. Step 6: Final answer
    x = 2,133,204.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.