Home / 4,401,002.20-6,601,503.30-2,128,271.80

Finding the Fourth Proportional to 4,401,002.20, 6,601,503.30 and 2,128,271.80

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Solution

The fourth proportional to 4,401,002.20, 6,601,503.30 and 2,128,271.80 is: 3,192,407.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401,002.20 : 6,601,503.30 = 2,128,271.80 : x
  2. Step 2: Convert to fraction form
    4,401,002.20/6,601,503.30 = 2,128,271.80/x
  3. Step 3: Cross multiply
    4,401,002.20x = 6,601,503.30 × 2,128,271.80
  4. Step 4: Simplify right side
    4,401,002.20x = 14,049,793,310,996.94
  5. Step 5: Solve for x
    x = 14,049,793,310,996.94/4,401,002.20
  6. Step 6: Final answer
    x = 3,192,407.70

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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.