Home / 1,110,298.20-1,661,510.70-756,004.20

Finding the Fourth Proportional to 1,110,298.20, 1,661,510.70 and 756,004.20

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Solution

The fourth proportional to 1,110,298.20, 1,661,510.70 and 756,004.20 is: 1,131,325.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,298.20 : 1,661,510.70 = 756,004.20 : x
  2. Step 2: Convert to fraction form
    1,110,298.20/1,661,510.70 = 756,004.20/x
  3. Step 3: Cross multiply
    1,110,298.20x = 1,661,510.70 × 756,004.20
  4. Step 4: Simplify right side
    1,110,298.20x = 1,256,109,067,544.94
  5. Step 5: Solve for x
    x = 1,256,109,067,544.94/1,110,298.20
  6. Step 6: Final answer
    x = 1,131,325.86

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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.