Home / 4,920,207.20-7,380,310.80-2,260,815.20

Finding the Fourth Proportional to 4,920,207.20, 7,380,310.80 and 2,260,815.20

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Solution

The fourth proportional to 4,920,207.20, 7,380,310.80 and 2,260,815.20 is: 3,391,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,207.20 : 7,380,310.80 = 2,260,815.20 : x
  2. Step 2: Convert to fraction form
    4,920,207.20/7,380,310.80 = 2,260,815.20/x
  3. Step 3: Cross multiply
    4,920,207.20x = 7,380,310.80 × 2,260,815.20
  4. Step 4: Simplify right side
    4,920,207.20x = 16,685,518,837,364.16
  5. Step 5: Solve for x
    x = 16,685,518,837,364.16/4,920,207.20
  6. Step 6: Final answer
    x = 3,391,222.80

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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.