Home / 1,633,465.62-2,253,263.31-979,917.75

Finding the Fourth Proportional to 1,633,465.62, 2,253,263.31 and 979,917.75

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Solution

The fourth proportional to 1,633,465.62, 2,253,263.31 and 979,917.75 is: 1,351,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,465.62 : 2,253,263.31 = 979,917.75 : x
  2. Step 2: Convert to fraction form
    1,633,465.62/2,253,263.31 = 979,917.75/x
  3. Step 3: Cross multiply
    1,633,465.62x = 2,253,263.31 × 979,917.75
  4. Step 4: Simplify right side
    1,633,465.62x = 2,208,012,712,892.75
  5. Step 5: Solve for x
    x = 2,208,012,712,892.75/1,633,465.62
  6. Step 6: Final answer
    x = 1,351,735.04

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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.