Home / 2,259,082.47-3,117,519.78-1,292,228.91

Finding the Fourth Proportional to 2,259,082.47, 3,117,519.78 and 1,292,228.91

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Solution

The fourth proportional to 2,259,082.47, 3,117,519.78 and 1,292,228.91 is: 1,783,267.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,082.47 : 3,117,519.78 = 1,292,228.91 : x
  2. Step 2: Convert to fraction form
    2,259,082.47/3,117,519.78 = 1,292,228.91/x
  3. Step 3: Cross multiply
    2,259,082.47x = 3,117,519.78 × 1,292,228.91
  4. Step 4: Simplify right side
    2,259,082.47x = 4,028,549,187,212.84
  5. Step 5: Solve for x
    x = 4,028,549,187,212.84/2,259,082.47
  6. Step 6: Final answer
    x = 1,783,267.87

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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.