Home / 3,455,786.50-4,767,204.44-2,148,542.84

Finding the Fourth Proportional to 3,455,786.50, 4,767,204.44 and 2,148,542.84

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Solution

The fourth proportional to 3,455,786.50, 4,767,204.44 and 2,148,542.84 is: 2,963,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,786.50 : 4,767,204.44 = 2,148,542.84 : x
  2. Step 2: Convert to fraction form
    3,455,786.50/4,767,204.44 = 2,148,542.84/x
  3. Step 3: Cross multiply
    3,455,786.50x = 4,767,204.44 × 2,148,542.84
  4. Step 4: Simplify right side
    3,455,786.50x = 10,242,542,974,521.75
  5. Step 5: Solve for x
    x = 10,242,542,974,521.75/3,455,786.50
  6. Step 6: Final answer
    x = 2,963,881.87

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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.