Home / 5,320,199.94-7,981,420.92-1,725,686.66

Finding the Fourth Proportional to 5,320,199.94, 7,981,420.92 and 1,725,686.66

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Solution

The fourth proportional to 5,320,199.94, 7,981,420.92 and 1,725,686.66 is: 2,588,893.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,199.94 : 7,981,420.92 = 1,725,686.66 : x
  2. Step 2: Convert to fraction form
    5,320,199.94/7,981,420.92 = 1,725,686.66/x
  3. Step 3: Cross multiply
    5,320,199.94x = 7,981,420.92 × 1,725,686.66
  4. Step 4: Simplify right side
    5,320,199.94x = 13,773,431,609,488.93
  5. Step 5: Solve for x
    x = 13,773,431,609,488.93/5,320,199.94
  6. Step 6: Final answer
    x = 2,588,893.61

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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.