Home / 1,332,612.14-1,838,997.85-720,764.27

Finding the Fourth Proportional to 1,332,612.14, 1,838,997.85 and 720,764.27

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Solution

The fourth proportional to 1,332,612.14, 1,838,997.85 and 720,764.27 is: 994,650.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,612.14 : 1,838,997.85 = 720,764.27 : x
  2. Step 2: Convert to fraction form
    1,332,612.14/1,838,997.85 = 720,764.27/x
  3. Step 3: Cross multiply
    1,332,612.14x = 1,838,997.85 × 720,764.27
  4. Step 4: Simplify right side
    1,332,612.14x = 1,325,483,931,889.92
  5. Step 5: Solve for x
    x = 1,325,483,931,889.92/1,332,612.14
  6. Step 6: Final answer
    x = 994,650.95

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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.