Home / 1,330,600.10-1,836,228.87-718,752.87

Finding the Fourth Proportional to 1,330,600.10, 1,836,228.87 and 718,752.87

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Solution

The fourth proportional to 1,330,600.10, 1,836,228.87 and 718,752.87 is: 991,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,600.10 : 1,836,228.87 = 718,752.87 : x
  2. Step 2: Convert to fraction form
    1,330,600.10/1,836,228.87 = 718,752.87/x
  3. Step 3: Cross multiply
    1,330,600.10x = 1,836,228.87 × 718,752.87
  4. Step 4: Simplify right side
    1,330,600.10x = 1,319,794,770,289.36
  5. Step 5: Solve for x
    x = 1,319,794,770,289.36/1,330,600.10
  6. Step 6: Final answer
    x = 991,879.36

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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.