Home / 1,566,609-2,161,933.62-851,217

Finding the Fourth Proportional to 1,566,609, 2,161,933.62 and 851,217

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Solution

The fourth proportional to 1,566,609, 2,161,933.62 and 851,217 is: 1,174,686.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,609 : 2,161,933.62 = 851,217 : x
  2. Step 2: Convert to fraction form
    1,566,609/2,161,933.62 = 851,217/x
  3. Step 3: Cross multiply
    1,566,609x = 2,161,933.62 × 851,217
  4. Step 4: Simplify right side
    1,566,609x = 1,840,274,650,215.54
  5. Step 5: Solve for x
    x = 1,840,274,650,215.54/1,566,609
  6. Step 6: Final answer
    x = 1,174,686.63

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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.