Home / 2,725,912.86-3,759,208.29-2,154,318.54

Finding the Fourth Proportional to 2,725,912.86, 3,759,208.29 and 2,154,318.54

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Solution

The fourth proportional to 2,725,912.86, 3,759,208.29 and 2,154,318.54 is: 2,970,943.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,725,912.86 : 3,759,208.29 = 2,154,318.54 : x
  2. Step 2: Convert to fraction form
    2,725,912.86/3,759,208.29 = 2,154,318.54/x
  3. Step 3: Cross multiply
    2,725,912.86x = 3,759,208.29 × 2,154,318.54
  4. Step 4: Simplify right side
    2,725,912.86x = 8,098,532,114,868.70
  5. Step 5: Solve for x
    x = 8,098,532,114,868.70/2,725,912.86
  6. Step 6: Final answer
    x = 2,970,943.14

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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.