Home / 4,857,883.20-7,289,346.66-1,981,360.38

Finding the Fourth Proportional to 4,857,883.20, 7,289,346.66 and 1,981,360.38

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Solution

The fourth proportional to 4,857,883.20, 7,289,346.66 and 1,981,360.38 is: 2,973,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,883.20 : 7,289,346.66 = 1,981,360.38 : x
  2. Step 2: Convert to fraction form
    4,857,883.20/7,289,346.66 = 1,981,360.38/x
  3. Step 3: Cross multiply
    4,857,883.20x = 7,289,346.66 × 1,981,360.38
  4. Step 4: Simplify right side
    4,857,883.20x = 14,442,822,668,209.33
  5. Step 5: Solve for x
    x = 14,442,822,668,209.33/4,857,883.20
  6. Step 6: Final answer
    x = 2,973,069.15

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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.