Home / 1,145,245.61-1,718,079.56-376,786.51

Finding the Fourth Proportional to 1,145,245.61, 1,718,079.56 and 376,786.51

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Solution

The fourth proportional to 1,145,245.61, 1,718,079.56 and 376,786.51 is: 565,249.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,245.61 : 1,718,079.56 = 376,786.51 : x
  2. Step 2: Convert to fraction form
    1,145,245.61/1,718,079.56 = 376,786.51/x
  3. Step 3: Cross multiply
    1,145,245.61x = 1,718,079.56 × 376,786.51
  4. Step 4: Simplify right side
    1,145,245.61x = 647,349,201,314.74
  5. Step 5: Solve for x
    x = 647,349,201,314.74/1,145,245.61
  6. Step 6: Final answer
    x = 565,249.23

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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.