Home / 2,967,809.80-4,451,714.70-2,668,628.20

Finding the Fourth Proportional to 2,967,809.80, 4,451,714.70 and 2,668,628.20

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Solution

The fourth proportional to 2,967,809.80, 4,451,714.70 and 2,668,628.20 is: 4,002,942.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967,809.80 : 4,451,714.70 = 2,668,628.20 : x
  2. Step 2: Convert to fraction form
    2,967,809.80/4,451,714.70 = 2,668,628.20/x
  3. Step 3: Cross multiply
    2,967,809.80x = 4,451,714.70 × 2,668,628.20
  4. Step 4: Simplify right side
    2,967,809.80x = 11,879,971,386,774.54
  5. Step 5: Solve for x
    x = 11,879,971,386,774.54/2,967,809.80
  6. Step 6: Final answer
    x = 4,002,942.30

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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.