Home / 2,102,988.67-3,154,481.85-505,551.28

Finding the Fourth Proportional to 2,102,988.67, 3,154,481.85 and 505,551.28

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Solution

The fourth proportional to 2,102,988.67, 3,154,481.85 and 505,551.28 is: 758,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,988.67 : 3,154,481.85 = 505,551.28 : x
  2. Step 2: Convert to fraction form
    2,102,988.67/3,154,481.85 = 505,551.28/x
  3. Step 3: Cross multiply
    2,102,988.67x = 3,154,481.85 × 505,551.28
  4. Step 4: Simplify right side
    2,102,988.67x = 1,594,752,337,004.27
  5. Step 5: Solve for x
    x = 1,594,752,337,004.27/2,102,988.67
  6. Step 6: Final answer
    x = 758,326.64

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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.