Home / 3,185,193.98-4,396,528.23-2,167,189.22

Finding the Fourth Proportional to 3,185,193.98, 4,396,528.23 and 2,167,189.22

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Solution

The fourth proportional to 3,185,193.98, 4,396,528.23 and 2,167,189.22 is: 2,991,374.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,193.98 : 4,396,528.23 = 2,167,189.22 : x
  2. Step 2: Convert to fraction form
    3,185,193.98/4,396,528.23 = 2,167,189.22/x
  3. Step 3: Cross multiply
    3,185,193.98x = 4,396,528.23 × 2,167,189.22
  4. Step 4: Simplify right side
    3,185,193.98x = 9,528,108,588,346.04
  5. Step 5: Solve for x
    x = 9,528,108,588,346.04/3,185,193.98
  6. Step 6: Final answer
    x = 2,991,374.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.