Home / 1,117,723.23-1,675,644.45-486,161.37

Finding the Fourth Proportional to 1,117,723.23, 1,675,644.45 and 486,161.37

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Solution

The fourth proportional to 1,117,723.23, 1,675,644.45 and 486,161.37 is: 728,833.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,723.23 : 1,675,644.45 = 486,161.37 : x
  2. Step 2: Convert to fraction form
    1,117,723.23/1,675,644.45 = 486,161.37/x
  3. Step 3: Cross multiply
    1,117,723.23x = 1,675,644.45 × 486,161.37
  4. Step 4: Simplify right side
    1,117,723.23x = 814,633,601,444.90
  5. Step 5: Solve for x
    x = 814,633,601,444.90/1,117,723.23
  6. Step 6: Final answer
    x = 728,833.02

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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.