Home / 2,072,649.36-3,108,974.04-724,363.86

Finding the Fourth Proportional to 2,072,649.36, 3,108,974.04 and 724,363.86

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Solution

The fourth proportional to 2,072,649.36, 3,108,974.04 and 724,363.86 is: 1,086,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,649.36 : 3,108,974.04 = 724,363.86 : x
  2. Step 2: Convert to fraction form
    2,072,649.36/3,108,974.04 = 724,363.86/x
  3. Step 3: Cross multiply
    2,072,649.36x = 3,108,974.04 × 724,363.86
  4. Step 4: Simplify right side
    2,072,649.36x = 2,252,028,436,254.19
  5. Step 5: Solve for x
    x = 2,252,028,436,254.19/2,072,649.36
  6. Step 6: Final answer
    x = 1,086,545.79

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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.