Home / 2,048,721.54-2,827,392.12-1,131,127.22

Finding the Fourth Proportional to 2,048,721.54, 2,827,392.12 and 1,131,127.22

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Solution

The fourth proportional to 2,048,721.54, 2,827,392.12 and 1,131,127.22 is: 1,561,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,721.54 : 2,827,392.12 = 1,131,127.22 : x
  2. Step 2: Convert to fraction form
    2,048,721.54/2,827,392.12 = 1,131,127.22/x
  3. Step 3: Cross multiply
    2,048,721.54x = 2,827,392.12 × 1,131,127.22
  4. Step 4: Simplify right side
    2,048,721.54x = 3,198,140,174,408.55
  5. Step 5: Solve for x
    x = 3,198,140,174,408.55/2,048,721.54
  6. Step 6: Final answer
    x = 1,561,041.90

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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.