Home / 1,633,121.70-2,253,579.72-907,925.25

Finding the Fourth Proportional to 1,633,121.70, 2,253,579.72 and 907,925.25

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Solution

The fourth proportional to 1,633,121.70, 2,253,579.72 and 907,925.25 is: 1,252,865.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633,121.70 : 2,253,579.72 = 907,925.25 : x
  2. Step 2: Convert to fraction form
    1,633,121.70/2,253,579.72 = 907,925.25/x
  3. Step 3: Cross multiply
    1,633,121.70x = 2,253,579.72 × 907,925.25
  4. Step 4: Simplify right side
    1,633,121.70x = 2,046,081,940,829.21
  5. Step 5: Solve for x
    x = 2,046,081,940,829.21/1,633,121.70
  6. Step 6: Final answer
    x = 1,252,865.57

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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.