Home / 3,974,132.45-5,483,990.09-2,255,252.94

Finding the Fourth Proportional to 3,974,132.45, 5,483,990.09 and 2,255,252.94

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Solution

The fourth proportional to 3,974,132.45, 5,483,990.09 and 2,255,252.94 is: 3,112,071.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,132.45 : 5,483,990.09 = 2,255,252.94 : x
  2. Step 2: Convert to fraction form
    3,974,132.45/5,483,990.09 = 2,255,252.94/x
  3. Step 3: Cross multiply
    3,974,132.45x = 5,483,990.09 × 2,255,252.94
  4. Step 4: Simplify right side
    3,974,132.45x = 12,367,784,762,127.10
  5. Step 5: Solve for x
    x = 12,367,784,762,127.10/3,974,132.45
  6. Step 6: Final answer
    x = 3,112,071.61

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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.