Home / 4,918,640.40-7,383,490.20-3,801,661.20

Finding the Fourth Proportional to 4,918,640.40, 7,383,490.20 and 3,801,661.20

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Solution

The fourth proportional to 4,918,640.40, 7,383,490.20 and 3,801,661.20 is: 5,706,765.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918,640.40 : 7,383,490.20 = 3,801,661.20 : x
  2. Step 2: Convert to fraction form
    4,918,640.40/7,383,490.20 = 3,801,661.20/x
  3. Step 3: Cross multiply
    4,918,640.40x = 7,383,490.20 × 3,801,661.20
  4. Step 4: Simplify right side
    4,918,640.40x = 28,069,528,213,920.24
  5. Step 5: Solve for x
    x = 28,069,528,213,920.24/4,918,640.40
  6. Step 6: Final answer
    x = 5,706,765.68

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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.