Home / 2,608,132.80-3,903,904.80-1,861,636.80

Finding the Fourth Proportional to 2,608,132.80, 3,903,904.80 and 1,861,636.80

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Solution

The fourth proportional to 2,608,132.80, 3,903,904.80 and 1,861,636.80 is: 2,786,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,132.80 : 3,903,904.80 = 1,861,636.80 : x
  2. Step 2: Convert to fraction form
    2,608,132.80/3,903,904.80 = 1,861,636.80/x
  3. Step 3: Cross multiply
    2,608,132.80x = 3,903,904.80 × 1,861,636.80
  4. Step 4: Simplify right side
    2,608,132.80x = 7,267,652,839,376.64
  5. Step 5: Solve for x
    x = 7,267,652,839,376.64/2,608,132.80
  6. Step 6: Final answer
    x = 2,786,534.81

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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.