Home / 1,196,885.64-1,795,507.20-386,999.04

Finding the Fourth Proportional to 1,196,885.64, 1,795,507.20 and 386,999.04

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Solution

The fourth proportional to 1,196,885.64, 1,795,507.20 and 386,999.04 is: 580,556.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,885.64 : 1,795,507.20 = 386,999.04 : x
  2. Step 2: Convert to fraction form
    1,196,885.64/1,795,507.20 = 386,999.04/x
  3. Step 3: Cross multiply
    1,196,885.64x = 1,795,507.20 × 386,999.04
  4. Step 4: Simplify right side
    1,196,885.64x = 694,859,562,713.09
  5. Step 5: Solve for x
    x = 694,859,562,713.09/1,196,885.64
  6. Step 6: Final answer
    x = 580,556.35

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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.