Home / 1,111,494.29-1,533,842.22-628,049.07

Finding the Fourth Proportional to 1,111,494.29, 1,533,842.22 and 628,049.07

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Solution

The fourth proportional to 1,111,494.29, 1,533,842.22 and 628,049.07 is: 866,696.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,494.29 : 1,533,842.22 = 628,049.07 : x
  2. Step 2: Convert to fraction form
    1,111,494.29/1,533,842.22 = 628,049.07/x
  3. Step 3: Cross multiply
    1,111,494.29x = 1,533,842.22 × 628,049.07
  4. Step 4: Simplify right side
    1,111,494.29x = 963,328,179,797.74
  5. Step 5: Solve for x
    x = 963,328,179,797.74/1,111,494.29
  6. Step 6: Final answer
    x = 866,696.48

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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.