Home / 3,261,639.90-4,500,522.94-1,885,111.70

Finding the Fourth Proportional to 3,261,639.90, 4,500,522.94 and 1,885,111.70

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Solution

The fourth proportional to 3,261,639.90, 4,500,522.94 and 1,885,111.70 is: 2,601,141.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,639.90 : 4,500,522.94 = 1,885,111.70 : x
  2. Step 2: Convert to fraction form
    3,261,639.90/4,500,522.94 = 1,885,111.70/x
  3. Step 3: Cross multiply
    3,261,639.90x = 4,500,522.94 × 1,885,111.70
  4. Step 4: Simplify right side
    3,261,639.90x = 8,483,988,468,067.66
  5. Step 5: Solve for x
    x = 8,483,988,468,067.66/3,261,639.90
  6. Step 6: Final answer
    x = 2,601,141.98

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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.