Home / 3,261,127.32-4,500,770.94-1,971,976.86

Finding the Fourth Proportional to 3,261,127.32, 4,500,770.94 and 1,971,976.86

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Solution

The fourth proportional to 3,261,127.32, 4,500,770.94 and 1,971,976.86 is: 2,721,579.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,127.32 : 4,500,770.94 = 1,971,976.86 : x
  2. Step 2: Convert to fraction form
    3,261,127.32/4,500,770.94 = 1,971,976.86/x
  3. Step 3: Cross multiply
    3,261,127.32x = 4,500,770.94 × 1,971,976.86
  4. Step 4: Simplify right side
    3,261,127.32x = 8,875,416,145,840.45
  5. Step 5: Solve for x
    x = 8,875,416,145,840.45/3,261,127.32
  6. Step 6: Final answer
    x = 2,721,579.16

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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.