Home / 1,321,093.71-1,823,221.76-748,235.79

Finding the Fourth Proportional to 1,321,093.71, 1,823,221.76 and 748,235.79

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Solution

The fourth proportional to 1,321,093.71, 1,823,221.76 and 748,235.79 is: 1,032,629.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,093.71 : 1,823,221.76 = 748,235.79 : x
  2. Step 2: Convert to fraction form
    1,321,093.71/1,823,221.76 = 748,235.79/x
  3. Step 3: Cross multiply
    1,321,093.71x = 1,823,221.76 × 748,235.79
  4. Step 4: Simplify right side
    1,321,093.71x = 1,364,199,770,197.61
  5. Step 5: Solve for x
    x = 1,364,199,770,197.61/1,321,093.71
  6. Step 6: Final answer
    x = 1,032,629.07

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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.