Home / 1,409,650.27-1,945,336.04-765,078.19

Finding the Fourth Proportional to 1,409,650.27, 1,945,336.04 and 765,078.19

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Solution

The fourth proportional to 1,409,650.27, 1,945,336.04 and 765,078.19 is: 1,055,818.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,650.27 : 1,945,336.04 = 765,078.19 : x
  2. Step 2: Convert to fraction form
    1,409,650.27/1,945,336.04 = 765,078.19/x
  3. Step 3: Cross multiply
    1,409,650.27x = 1,945,336.04 × 765,078.19
  4. Step 4: Simplify right side
    1,409,650.27x = 1,488,334,176,424.97
  5. Step 5: Solve for x
    x = 1,488,334,176,424.97/1,409,650.27
  6. Step 6: Final answer
    x = 1,055,818.03

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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.