Home / 1,361,536.20-2,042,085.60-414,686.70

Finding the Fourth Proportional to 1,361,536.20, 2,042,085.60 and 414,686.70

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Solution

The fourth proportional to 1,361,536.20, 2,042,085.60 and 414,686.70 is: 621,963.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,536.20 : 2,042,085.60 = 414,686.70 : x
  2. Step 2: Convert to fraction form
    1,361,536.20/2,042,085.60 = 414,686.70/x
  3. Step 3: Cross multiply
    1,361,536.20x = 2,042,085.60 × 414,686.70
  4. Step 4: Simplify right side
    1,361,536.20x = 846,825,738,581.52
  5. Step 5: Solve for x
    x = 846,825,738,581.52/1,361,536.20
  6. Step 6: Final answer
    x = 621,963.44

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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.