Home / 1,984,610.27-2,973,168.33-1,172,571.71

Finding the Fourth Proportional to 1,984,610.27, 2,973,168.33 and 1,172,571.71

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Solution

The fourth proportional to 1,984,610.27, 2,973,168.33 and 1,172,571.71 is: 1,756,643.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,610.27 : 2,973,168.33 = 1,172,571.71 : x
  2. Step 2: Convert to fraction form
    1,984,610.27/2,973,168.33 = 1,172,571.71/x
  3. Step 3: Cross multiply
    1,984,610.27x = 2,973,168.33 × 1,172,571.71
  4. Step 4: Simplify right side
    1,984,610.27x = 3,486,253,057,960.10
  5. Step 5: Solve for x
    x = 3,486,253,057,960.10/1,984,610.27
  6. Step 6: Final answer
    x = 1,756,643.67

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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.