Home / 3,071,782.38-4,607,148.60-827,395.50

Finding the Fourth Proportional to 3,071,782.38, 4,607,148.60 and 827,395.50

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Solution

The fourth proportional to 3,071,782.38, 4,607,148.60 and 827,395.50 is: 1,240,951.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,782.38 : 4,607,148.60 = 827,395.50 : x
  2. Step 2: Convert to fraction form
    3,071,782.38/4,607,148.60 = 827,395.50/x
  3. Step 3: Cross multiply
    3,071,782.38x = 4,607,148.60 × 827,395.50
  4. Step 4: Simplify right side
    3,071,782.38x = 3,811,934,019,471.30
  5. Step 5: Solve for x
    x = 3,811,934,019,471.30/3,071,782.38
  6. Step 6: Final answer
    x = 1,240,951.85

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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.