Home / 1,252,755.56-1,728,400.70-701,390.04

Finding the Fourth Proportional to 1,252,755.56, 1,728,400.70 and 701,390.04

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Solution

The fourth proportional to 1,252,755.56, 1,728,400.70 and 701,390.04 is: 967,693.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,755.56 : 1,728,400.70 = 701,390.04 : x
  2. Step 2: Convert to fraction form
    1,252,755.56/1,728,400.70 = 701,390.04/x
  3. Step 3: Cross multiply
    1,252,755.56x = 1,728,400.70 × 701,390.04
  4. Step 4: Simplify right side
    1,252,755.56x = 1,212,283,026,120.58
  5. Step 5: Solve for x
    x = 1,212,283,026,120.58/1,252,755.56
  6. Step 6: Final answer
    x = 967,693.20

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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.