Home / 3,147,527.67-4,343,588.39-1,789,400.67

Finding the Fourth Proportional to 3,147,527.67, 4,343,588.39 and 1,789,400.67

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Solution

The fourth proportional to 3,147,527.67, 4,343,588.39 and 1,789,400.67 is: 2,469,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147,527.67 : 4,343,588.39 = 1,789,400.67 : x
  2. Step 2: Convert to fraction form
    3,147,527.67/4,343,588.39 = 1,789,400.67/x
  3. Step 3: Cross multiply
    3,147,527.67x = 4,343,588.39 × 1,789,400.67
  4. Step 4: Simplify right side
    3,147,527.67x = 7,772,419,975,270.22
  5. Step 5: Solve for x
    x = 7,772,419,975,270.22/3,147,527.67
  6. Step 6: Final answer
    x = 2,469,373.04

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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.