Home / 1,138,596.22-1,571,267.64-622,360.54

Finding the Fourth Proportional to 1,138,596.22, 1,571,267.64 and 622,360.54

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Solution

The fourth proportional to 1,138,596.22, 1,571,267.64 and 622,360.54 is: 858,860.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,596.22 : 1,571,267.64 = 622,360.54 : x
  2. Step 2: Convert to fraction form
    1,138,596.22/1,571,267.64 = 622,360.54/x
  3. Step 3: Cross multiply
    1,138,596.22x = 1,571,267.64 × 622,360.54
  4. Step 4: Simplify right side
    1,138,596.22x = 977,894,976,914.93
  5. Step 5: Solve for x
    x = 977,894,976,914.93/1,138,596.22
  6. Step 6: Final answer
    x = 858,860.20

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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.