Home / 4,806,160.20-7,203,408.30-2,780,512.20

Finding the Fourth Proportional to 4,806,160.20, 7,203,408.30 and 2,780,512.20

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Solution

The fourth proportional to 4,806,160.20, 7,203,408.30 and 2,780,512.20 is: 4,167,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,806,160.20 : 7,203,408.30 = 2,780,512.20 : x
  2. Step 2: Convert to fraction form
    4,806,160.20/7,203,408.30 = 2,780,512.20/x
  3. Step 3: Cross multiply
    4,806,160.20x = 7,203,408.30 × 2,780,512.20
  4. Step 4: Simplify right side
    4,806,160.20x = 20,029,164,659,731.26
  5. Step 5: Solve for x
    x = 20,029,164,659,731.26/4,806,160.20
  6. Step 6: Final answer
    x = 4,167,394.31

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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.