Home / 3,785,844.88-5,224,395-2,154,215.44

Finding the Fourth Proportional to 3,785,844.88, 5,224,395 and 2,154,215.44

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Solution

The fourth proportional to 3,785,844.88, 5,224,395 and 2,154,215.44 is: 2,972,776.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,844.88 : 5,224,395 = 2,154,215.44 : x
  2. Step 2: Convert to fraction form
    3,785,844.88/5,224,395 = 2,154,215.44/x
  3. Step 3: Cross multiply
    3,785,844.88x = 5,224,395 × 2,154,215.44
  4. Step 4: Simplify right side
    3,785,844.88x = 11,254,472,373,658.80
  5. Step 5: Solve for x
    x = 11,254,472,373,658.80/3,785,844.88
  6. Step 6: Final answer
    x = 2,972,776.94

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1.5x scale

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.