Home / 1,682,921.48-2,525,600.16-658,403.12

Finding the Fourth Proportional to 1,682,921.48, 2,525,600.16 and 658,403.12

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Solution

The fourth proportional to 1,682,921.48, 2,525,600.16 and 658,403.12 is: 988,081.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,921.48 : 2,525,600.16 = 658,403.12 : x
  2. Step 2: Convert to fraction form
    1,682,921.48/2,525,600.16 = 658,403.12/x
  3. Step 3: Cross multiply
    1,682,921.48x = 2,525,600.16 × 658,403.12
  4. Step 4: Simplify right side
    1,682,921.48x = 1,662,863,025,216.50
  5. Step 5: Solve for x
    x = 1,662,863,025,216.50/1,682,921.48
  6. Step 6: Final answer
    x = 988,081.17

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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.