Home / 2,961,008.68-4,089,835.42-2,143,918.76

Finding the Fourth Proportional to 2,961,008.68, 4,089,835.42 and 2,143,918.76

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Solution

The fourth proportional to 2,961,008.68, 4,089,835.42 and 2,143,918.76 is: 2,961,245.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,008.68 : 4,089,835.42 = 2,143,918.76 : x
  2. Step 2: Convert to fraction form
    2,961,008.68/4,089,835.42 = 2,143,918.76/x
  3. Step 3: Cross multiply
    2,961,008.68x = 4,089,835.42 × 2,143,918.76
  4. Step 4: Simplify right side
    2,961,008.68x = 8,768,274,882,250.48
  5. Step 5: Solve for x
    x = 8,768,274,882,250.48/2,961,008.68
  6. Step 6: Final answer
    x = 2,961,245.92

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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.