Home / 1,145,755.80-1,718,633.70-576,917.10

Finding the Fourth Proportional to 1,145,755.80, 1,718,633.70 and 576,917.10

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Solution

The fourth proportional to 1,145,755.80, 1,718,633.70 and 576,917.10 is: 865,375.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,755.80 : 1,718,633.70 = 576,917.10 : x
  2. Step 2: Convert to fraction form
    1,145,755.80/1,718,633.70 = 576,917.10/x
  3. Step 3: Cross multiply
    1,145,755.80x = 1,718,633.70 × 576,917.10
  4. Step 4: Simplify right side
    1,145,755.80x = 991,509,170,166.27
  5. Step 5: Solve for x
    x = 991,509,170,166.27/1,145,755.80
  6. Step 6: Final answer
    x = 865,375.65

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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.