Home / 1,172,288.30-1,617,844.77-656,093.93

Finding the Fourth Proportional to 1,172,288.30, 1,617,844.77 and 656,093.93

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Solution

The fourth proportional to 1,172,288.30, 1,617,844.77 and 656,093.93 is: 905,458.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,288.30 : 1,617,844.77 = 656,093.93 : x
  2. Step 2: Convert to fraction form
    1,172,288.30/1,617,844.77 = 656,093.93/x
  3. Step 3: Cross multiply
    1,172,288.30x = 1,617,844.77 × 656,093.93
  4. Step 4: Simplify right side
    1,172,288.30x = 1,061,458,125,190.02
  5. Step 5: Solve for x
    x = 1,061,458,125,190.02/1,172,288.30
  6. Step 6: Final answer
    x = 905,458.26

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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.