Home / 2,068,999.10-3,103,747.32-684,179.66

Finding the Fourth Proportional to 2,068,999.10, 3,103,747.32 and 684,179.66

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Solution

The fourth proportional to 2,068,999.10, 3,103,747.32 and 684,179.66 is: 1,026,351.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,999.10 : 3,103,747.32 = 684,179.66 : x
  2. Step 2: Convert to fraction form
    2,068,999.10/3,103,747.32 = 684,179.66/x
  3. Step 3: Cross multiply
    2,068,999.10x = 3,103,747.32 × 684,179.66
  4. Step 4: Simplify right side
    2,068,999.10x = 2,123,520,786,123.51
  5. Step 5: Solve for x
    x = 2,123,520,786,123.51/2,068,999.10
  6. Step 6: Final answer
    x = 1,026,351.72

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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.