Home / 2,145,927.27-3,218,391.53-798,724.34

Finding the Fourth Proportional to 2,145,927.27, 3,218,391.53 and 798,724.34

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Solution

The fourth proportional to 2,145,927.27, 3,218,391.53 and 798,724.34 is: 1,197,900.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,927.27 : 3,218,391.53 = 798,724.34 : x
  2. Step 2: Convert to fraction form
    2,145,927.27/3,218,391.53 = 798,724.34/x
  3. Step 3: Cross multiply
    2,145,927.27x = 3,218,391.53 × 798,724.34
  4. Step 4: Simplify right side
    2,145,927.27x = 2,570,607,650,660.84
  5. Step 5: Solve for x
    x = 2,570,607,650,660.84/2,145,927.27
  6. Step 6: Final answer
    x = 1,197,900.64

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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.