Home / 2,516,355.60-3,771,385.74-1,981,765.32

Finding the Fourth Proportional to 2,516,355.60, 3,771,385.74 and 1,981,765.32

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Solution

The fourth proportional to 2,516,355.60, 3,771,385.74 and 1,981,765.32 is: 2,970,169.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516,355.60 : 3,771,385.74 = 1,981,765.32 : x
  2. Step 2: Convert to fraction form
    2,516,355.60/3,771,385.74 = 1,981,765.32/x
  3. Step 3: Cross multiply
    2,516,355.60x = 3,771,385.74 × 1,981,765.32
  4. Step 4: Simplify right side
    2,516,355.60x = 7,474,001,467,874.54
  5. Step 5: Solve for x
    x = 7,474,001,467,874.54/2,516,355.60
  6. Step 6: Final answer
    x = 2,970,169.03

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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.