Home / 3,217,216.06-4,825,821.32-821,060.50

Finding the Fourth Proportional to 3,217,216.06, 4,825,821.32 and 821,060.50

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Solution

The fourth proportional to 3,217,216.06, 4,825,821.32 and 821,060.50 is: 1,231,590.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,216.06 : 4,825,821.32 = 821,060.50 : x
  2. Step 2: Convert to fraction form
    3,217,216.06/4,825,821.32 = 821,060.50/x
  3. Step 3: Cross multiply
    3,217,216.06x = 4,825,821.32 × 821,060.50
  4. Step 4: Simplify right side
    3,217,216.06x = 3,962,291,265,909.86
  5. Step 5: Solve for x
    x = 3,962,291,265,909.86/3,217,216.06
  6. Step 6: Final answer
    x = 1,231,590.04

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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.