Home / 3,863,671.56-5,331,599.64-2,144,656.76

Finding the Fourth Proportional to 3,863,671.56, 5,331,599.64 and 2,144,656.76

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Solution

The fourth proportional to 3,863,671.56, 5,331,599.64 and 2,144,656.76 is: 2,959,478.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,671.56 : 5,331,599.64 = 2,144,656.76 : x
  2. Step 2: Convert to fraction form
    3,863,671.56/5,331,599.64 = 2,144,656.76/x
  3. Step 3: Cross multiply
    3,863,671.56x = 5,331,599.64 × 2,144,656.76
  4. Step 4: Simplify right side
    3,863,671.56x = 11,434,451,209,539.56
  5. Step 5: Solve for x
    x = 11,434,451,209,539.56/3,863,671.56
  6. Step 6: Final answer
    x = 2,959,478.06

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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.