Home / 1,659,190.34-2,488,804.61-699,808.11

Finding the Fourth Proportional to 1,659,190.34, 2,488,804.61 and 699,808.11

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Solution

The fourth proportional to 1,659,190.34, 2,488,804.61 and 699,808.11 is: 1,049,720.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,190.34 : 2,488,804.61 = 699,808.11 : x
  2. Step 2: Convert to fraction form
    1,659,190.34/2,488,804.61 = 699,808.11/x
  3. Step 3: Cross multiply
    1,659,190.34x = 2,488,804.61 × 699,808.11
  4. Step 4: Simplify right side
    1,659,190.34x = 1,741,685,646,784.35
  5. Step 5: Solve for x
    x = 1,741,685,646,784.35/1,659,190.34
  6. Step 6: Final answer
    x = 1,049,720.22

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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.