Home / 5,320,067.18-7,981,222.80-1,725,554.97

Finding the Fourth Proportional to 5,320,067.18, 7,981,222.80 and 1,725,554.97

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Solution

The fourth proportional to 5,320,067.18, 7,981,222.80 and 1,725,554.97 is: 2,588,696.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,067.18 : 7,981,222.80 = 1,725,554.97 : x
  2. Step 2: Convert to fraction form
    5,320,067.18/7,981,222.80 = 1,725,554.97/x
  3. Step 3: Cross multiply
    5,320,067.18x = 7,981,222.80 × 1,725,554.97
  4. Step 4: Simplify right side
    5,320,067.18x = 13,772,038,669,217.32
  5. Step 5: Solve for x
    x = 13,772,038,669,217.32/5,320,067.18
  6. Step 6: Final answer
    x = 2,588,696.39

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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.