Home / 1,219,282.24-1,682,636.52-695,982.16

Finding the Fourth Proportional to 1,219,282.24, 1,682,636.52 and 695,982.16

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Solution

The fourth proportional to 1,219,282.24, 1,682,636.52 and 695,982.16 is: 960,470.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,282.24 : 1,682,636.52 = 695,982.16 : x
  2. Step 2: Convert to fraction form
    1,219,282.24/1,682,636.52 = 695,982.16/x
  3. Step 3: Cross multiply
    1,219,282.24x = 1,682,636.52 × 695,982.16
  4. Step 4: Simplify right side
    1,219,282.24x = 1,171,084,999,684.48
  5. Step 5: Solve for x
    x = 1,171,084,999,684.48/1,219,282.24
  6. Step 6: Final answer
    x = 960,470.81

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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.