Home / 3,237,116.91-4,467,221.58-1,786,812.72

Finding the Fourth Proportional to 3,237,116.91, 4,467,221.58 and 1,786,812.72

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Solution

The fourth proportional to 3,237,116.91, 4,467,221.58 and 1,786,812.72 is: 2,465,801.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,116.91 : 4,467,221.58 = 1,786,812.72 : x
  2. Step 2: Convert to fraction form
    3,237,116.91/4,467,221.58 = 1,786,812.72/x
  3. Step 3: Cross multiply
    3,237,116.91x = 4,467,221.58 × 1,786,812.72
  4. Step 4: Simplify right side
    3,237,116.91x = 7,982,088,342,202.50
  5. Step 5: Solve for x
    x = 7,982,088,342,202.50/3,237,116.91
  6. Step 6: Final answer
    x = 2,465,801.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.