Home / 2,089,931.91-3,135,785.49-1,142,195.46

Finding the Fourth Proportional to 2,089,931.91, 3,135,785.49 and 1,142,195.46

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Solution

The fourth proportional to 2,089,931.91, 3,135,785.49 and 1,142,195.46 is: 1,713,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,931.91 : 3,135,785.49 = 1,142,195.46 : x
  2. Step 2: Convert to fraction form
    2,089,931.91/3,135,785.49 = 1,142,195.46/x
  3. Step 3: Cross multiply
    2,089,931.91x = 3,135,785.49 × 1,142,195.46
  4. Step 4: Simplify right side
    2,089,931.91x = 3,581,679,950,211.88
  5. Step 5: Solve for x
    x = 3,581,679,950,211.88/2,089,931.91
  6. Step 6: Final answer
    x = 1,713,778.30

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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.