Home / 1,324,255-1,827,345.52-743,345.16

Finding the Fourth Proportional to 1,324,255, 1,827,345.52 and 743,345.16

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Solution

The fourth proportional to 1,324,255, 1,827,345.52 and 743,345.16 is: 1,025,745.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,255 : 1,827,345.52 = 743,345.16 : x
  2. Step 2: Convert to fraction form
    1,324,255/1,827,345.52 = 743,345.16/x
  3. Step 3: Cross multiply
    1,324,255x = 1,827,345.52 × 743,345.16
  4. Step 4: Simplify right side
    1,324,255x = 1,358,348,447,939.68
  5. Step 5: Solve for x
    x = 1,358,348,447,939.68/1,324,255
  6. Step 6: Final answer
    x = 1,025,745.38

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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.