Home / 1,691,028.72-2,333,490.12-965,776.32

Finding the Fourth Proportional to 1,691,028.72, 2,333,490.12 and 965,776.32

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Solution

The fourth proportional to 1,691,028.72, 2,333,490.12 and 965,776.32 is: 1,332,697.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,028.72 : 2,333,490.12 = 965,776.32 : x
  2. Step 2: Convert to fraction form
    1,691,028.72/2,333,490.12 = 965,776.32/x
  3. Step 3: Cross multiply
    1,691,028.72x = 2,333,490.12 × 965,776.32
  4. Step 4: Simplify right side
    1,691,028.72x = 2,253,629,500,849.96
  5. Step 5: Solve for x
    x = 2,253,629,500,849.96/1,691,028.72
  6. Step 6: Final answer
    x = 1,332,697.35

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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.