Home / 797,859.45-1,196,789.18-545,917.05

Finding the Fourth Proportional to 797,859.45, 1,196,789.18 and 545,917.05

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Solution

The fourth proportional to 797,859.45, 1,196,789.18 and 545,917.05 is: 818,875.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,859.45 : 1,196,789.18 = 545,917.05 : x
  2. Step 2: Convert to fraction form
    797,859.45/1,196,789.18 = 545,917.05/x
  3. Step 3: Cross multiply
    797,859.45x = 1,196,789.18 × 545,917.05
  4. Step 4: Simplify right side
    797,859.45x = 653,347,615,887.93
  5. Step 5: Solve for x
    x = 653,347,615,887.93/797,859.45
  6. Step 6: Final answer
    x = 818,875.58

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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.