Home / 1,093,739.61-1,509,135.33-628,503.63

Finding the Fourth Proportional to 1,093,739.61, 1,509,135.33 and 628,503.63

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Solution

The fourth proportional to 1,093,739.61, 1,509,135.33 and 628,503.63 is: 867,205.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,739.61 : 1,509,135.33 = 628,503.63 : x
  2. Step 2: Convert to fraction form
    1,093,739.61/1,509,135.33 = 628,503.63/x
  3. Step 3: Cross multiply
    1,093,739.61x = 1,509,135.33 × 628,503.63
  4. Step 4: Simplify right side
    1,093,739.61x = 948,497,033,066.25
  5. Step 5: Solve for x
    x = 948,497,033,066.25/1,093,739.61
  6. Step 6: Final answer
    x = 867,205.53

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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.