Home / 1,227,627.19-1,694,210.67-744,212.71

Finding the Fourth Proportional to 1,227,627.19, 1,694,210.67 and 744,212.71

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Solution

The fourth proportional to 1,227,627.19, 1,694,210.67 and 744,212.71 is: 1,027,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,627.19 : 1,694,210.67 = 744,212.71 : x
  2. Step 2: Convert to fraction form
    1,227,627.19/1,694,210.67 = 744,212.71/x
  3. Step 3: Cross multiply
    1,227,627.19x = 1,694,210.67 × 744,212.71
  4. Step 4: Simplify right side
    1,227,627.19x = 1,260,853,101,839.50
  5. Step 5: Solve for x
    x = 1,260,853,101,839.50/1,227,627.19
  6. Step 6: Final answer
    x = 1,027,065.15

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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.