Home / 3,189,076.52-4,783,632.06-792,921.20

Finding the Fourth Proportional to 3,189,076.52, 4,783,632.06 and 792,921.20

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Solution

The fourth proportional to 3,189,076.52, 4,783,632.06 and 792,921.20 is: 1,189,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,076.52 : 4,783,632.06 = 792,921.20 : x
  2. Step 2: Convert to fraction form
    3,189,076.52/4,783,632.06 = 792,921.20/x
  3. Step 3: Cross multiply
    3,189,076.52x = 4,783,632.06 × 792,921.20
  4. Step 4: Simplify right side
    3,189,076.52x = 3,793,043,273,373.67
  5. Step 5: Solve for x
    x = 3,793,043,273,373.67/3,189,076.52
  6. Step 6: Final answer
    x = 1,189,386.10

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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.