Home / 1,416,940.22-1,955,398-772,360.54

Finding the Fourth Proportional to 1,416,940.22, 1,955,398 and 772,360.54

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Solution

The fourth proportional to 1,416,940.22, 1,955,398 and 772,360.54 is: 1,065,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,940.22 : 1,955,398 = 772,360.54 : x
  2. Step 2: Convert to fraction form
    1,416,940.22/1,955,398 = 772,360.54/x
  3. Step 3: Cross multiply
    1,416,940.22x = 1,955,398 × 772,360.54
  4. Step 4: Simplify right side
    1,416,940.22x = 1,510,272,255,194.92
  5. Step 5: Solve for x
    x = 1,510,272,255,194.92/1,416,940.22
  6. Step 6: Final answer
    x = 1,065,868.72

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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.