Home / 3,689,296-5,091,228.48-2,079,664

Finding the Fourth Proportional to 3,689,296, 5,091,228.48 and 2,079,664

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Solution

The fourth proportional to 3,689,296, 5,091,228.48 and 2,079,664 is: 2,869,936.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,296 : 5,091,228.48 = 2,079,664 : x
  2. Step 2: Convert to fraction form
    3,689,296/5,091,228.48 = 2,079,664/x
  3. Step 3: Cross multiply
    3,689,296x = 5,091,228.48 × 2,079,664
  4. Step 4: Simplify right side
    3,689,296x = 10,588,044,585,630.72
  5. Step 5: Solve for x
    x = 10,588,044,585,630.72/3,689,296
  6. Step 6: Final answer
    x = 2,869,936.32

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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.