Home / 1,055,661.70-1,458,023.84-694,697.02

Finding the Fourth Proportional to 1,055,661.70, 1,458,023.84 and 694,697.02

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Solution

The fourth proportional to 1,055,661.70, 1,458,023.84 and 694,697.02 is: 959,478.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,661.70 : 1,458,023.84 = 694,697.02 : x
  2. Step 2: Convert to fraction form
    1,055,661.70/1,458,023.84 = 694,697.02/x
  3. Step 3: Cross multiply
    1,055,661.70x = 1,458,023.84 × 694,697.02
  4. Step 4: Simplify right side
    1,055,661.70x = 1,012,884,816,736.96
  5. Step 5: Solve for x
    x = 1,012,884,816,736.96/1,055,661.70
  6. Step 6: Final answer
    x = 959,478.61

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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.