Home / 1,086,990.57-1,500,018.17-603,543.29

Finding the Fourth Proportional to 1,086,990.57, 1,500,018.17 and 603,543.29

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Solution

The fourth proportional to 1,086,990.57, 1,500,018.17 and 603,543.29 is: 832,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,990.57 : 1,500,018.17 = 603,543.29 : x
  2. Step 2: Convert to fraction form
    1,086,990.57/1,500,018.17 = 603,543.29/x
  3. Step 3: Cross multiply
    1,086,990.57x = 1,500,018.17 × 603,543.29
  4. Step 4: Simplify right side
    1,086,990.57x = 905,325,890,863.77
  5. Step 5: Solve for x
    x = 905,325,890,863.77/1,086,990.57
  6. Step 6: Final answer
    x = 832,873.73

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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.