Home / 1,221,860.52-1,830,406.75-799,857

Finding the Fourth Proportional to 1,221,860.52, 1,830,406.75 and 799,857

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Solution

The fourth proportional to 1,221,860.52, 1,830,406.75 and 799,857 is: 1,198,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,860.52 : 1,830,406.75 = 799,857 : x
  2. Step 2: Convert to fraction form
    1,221,860.52/1,830,406.75 = 799,857/x
  3. Step 3: Cross multiply
    1,221,860.52x = 1,830,406.75 × 799,857
  4. Step 4: Simplify right side
    1,221,860.52x = 1,464,063,649,835.11
  5. Step 5: Solve for x
    x = 1,464,063,649,835.11/1,221,860.52
  6. Step 6: Final answer
    x = 1,198,224.86

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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.