Home / 2,013,446.70-2,778,556.91-1,108,028.70

Finding the Fourth Proportional to 2,013,446.70, 2,778,556.91 and 1,108,028.70

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Solution

The fourth proportional to 2,013,446.70, 2,778,556.91 and 1,108,028.70 is: 1,529,079.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,446.70 : 2,778,556.91 = 1,108,028.70 : x
  2. Step 2: Convert to fraction form
    2,013,446.70/2,778,556.91 = 1,108,028.70/x
  3. Step 3: Cross multiply
    2,013,446.70x = 2,778,556.91 × 1,108,028.70
  4. Step 4: Simplify right side
    2,013,446.70x = 3,078,720,795,323.17
  5. Step 5: Solve for x
    x = 3,078,720,795,323.17/2,013,446.70
  6. Step 6: Final answer
    x = 1,529,079.86

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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.