Home / 1,416,134.75-1,954,989.68-959,661.07

Finding the Fourth Proportional to 1,416,134.75, 1,954,989.68 and 959,661.07

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Solution

The fourth proportional to 1,416,134.75, 1,954,989.68 and 959,661.07 is: 1,324,822.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,134.75 : 1,954,989.68 = 959,661.07 : x
  2. Step 2: Convert to fraction form
    1,416,134.75/1,954,989.68 = 959,661.07/x
  3. Step 3: Cross multiply
    1,416,134.75x = 1,954,989.68 × 959,661.07
  4. Step 4: Simplify right side
    1,416,134.75x = 1,876,127,478,461.98
  5. Step 5: Solve for x
    x = 1,876,127,478,461.98/1,416,134.75
  6. Step 6: Final answer
    x = 1,324,822.72

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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.