Home / 1,324,077.57-1,829,071.67-1,274,919.21

Finding the Fourth Proportional to 1,324,077.57, 1,829,071.67 and 1,274,919.21

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Solution

The fourth proportional to 1,324,077.57, 1,829,071.67 and 1,274,919.21 is: 1,761,164.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,077.57 : 1,829,071.67 = 1,274,919.21 : x
  2. Step 2: Convert to fraction form
    1,324,077.57/1,829,071.67 = 1,274,919.21/x
  3. Step 3: Cross multiply
    1,324,077.57x = 1,829,071.67 × 1,274,919.21
  4. Step 4: Simplify right side
    1,324,077.57x = 2,331,918,602,175.18
  5. Step 5: Solve for x
    x = 2,331,918,602,175.18/1,324,077.57
  6. Step 6: Final answer
    x = 1,761,164.64

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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.