Home / 3,331,976.72-4,997,965.08-807,632

Finding the Fourth Proportional to 3,331,976.72, 4,997,965.08 and 807,632

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Solution

The fourth proportional to 3,331,976.72, 4,997,965.08 and 807,632 is: 1,211,448

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331,976.72 : 4,997,965.08 = 807,632 : x
  2. Step 2: Convert to fraction form
    3,331,976.72/4,997,965.08 = 807,632/x
  3. Step 3: Cross multiply
    3,331,976.72x = 4,997,965.08 × 807,632
  4. Step 4: Simplify right side
    3,331,976.72x = 4,036,516,533,490.56
  5. Step 5: Solve for x
    x = 4,036,516,533,490.56/3,331,976.72
  6. Step 6: Final answer
    x = 1,211,448

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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.