Home / 1,376,134.56-1,899,052.56-772,518.24

Finding the Fourth Proportional to 1,376,134.56, 1,899,052.56 and 772,518.24

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Solution

The fourth proportional to 1,376,134.56, 1,899,052.56 and 772,518.24 is: 1,066,067.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,134.56 : 1,899,052.56 = 772,518.24 : x
  2. Step 2: Convert to fraction form
    1,376,134.56/1,899,052.56 = 772,518.24/x
  3. Step 3: Cross multiply
    1,376,134.56x = 1,899,052.56 × 772,518.24
  4. Step 4: Simplify right side
    1,376,134.56x = 1,467,052,741,318.69
  5. Step 5: Solve for x
    x = 1,467,052,741,318.69/1,376,134.56
  6. Step 6: Final answer
    x = 1,066,067.80

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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.