Home / 4,399,279.20-6,604,823.70-2,808,892.80

Finding the Fourth Proportional to 4,399,279.20, 6,604,823.70 and 2,808,892.80

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Solution

The fourth proportional to 4,399,279.20, 6,604,823.70 and 2,808,892.80 is: 4,217,109.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399,279.20 : 6,604,823.70 = 2,808,892.80 : x
  2. Step 2: Convert to fraction form
    4,399,279.20/6,604,823.70 = 2,808,892.80/x
  3. Step 3: Cross multiply
    4,399,279.20x = 6,604,823.70 × 2,808,892.80
  4. Step 4: Simplify right side
    4,399,279.20x = 18,552,241,736,199.36
  5. Step 5: Solve for x
    x = 18,552,241,736,199.36/4,399,279.20
  6. Step 6: Final answer
    x = 4,217,109.42

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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.