Home / 1,101,238.37-1,651,507.62-748,519.01

Finding the Fourth Proportional to 1,101,238.37, 1,651,507.62 and 748,519.01

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Solution

The fourth proportional to 1,101,238.37, 1,651,507.62 and 748,519.01 is: 1,122,540.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,238.37 : 1,651,507.62 = 748,519.01 : x
  2. Step 2: Convert to fraction form
    1,101,238.37/1,651,507.62 = 748,519.01/x
  3. Step 3: Cross multiply
    1,101,238.37x = 1,651,507.62 × 748,519.01
  4. Step 4: Simplify right side
    1,101,238.37x = 1,236,184,840,472.32
  5. Step 5: Solve for x
    x = 1,236,184,840,472.32/1,101,238.37
  6. Step 6: Final answer
    x = 1,122,540.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.