Home / 2,013,440.68-2,778,548.52-1,108,022.68

Finding the Fourth Proportional to 2,013,440.68, 2,778,548.52 and 1,108,022.68

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Solution

The fourth proportional to 2,013,440.68, 2,778,548.52 and 1,108,022.68 is: 1,529,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013,440.68 : 2,778,548.52 = 1,108,022.68 : x
  2. Step 2: Convert to fraction form
    2,013,440.68/2,778,548.52 = 1,108,022.68/x
  3. Step 3: Cross multiply
    2,013,440.68x = 2,778,548.52 × 1,108,022.68
  4. Step 4: Simplify right side
    2,013,440.68x = 3,078,694,777,640.43
  5. Step 5: Solve for x
    x = 3,078,694,777,640.43/2,013,440.68
  6. Step 6: Final answer
    x = 1,529,071.51

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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.