Home / 1,171,194.41-1,616,252.65-681,281.51

Finding the Fourth Proportional to 1,171,194.41, 1,616,252.65 and 681,281.51

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Solution

The fourth proportional to 1,171,194.41, 1,616,252.65 and 681,281.51 is: 940,171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,194.41 : 1,616,252.65 = 681,281.51 : x
  2. Step 2: Convert to fraction form
    1,171,194.41/1,616,252.65 = 681,281.51/x
  3. Step 3: Cross multiply
    1,171,194.41x = 1,616,252.65 × 681,281.51
  4. Step 4: Simplify right side
    1,171,194.41x = 1,101,123,036,149.03
  5. Step 5: Solve for x
    x = 1,101,123,036,149.03/1,171,194.41
  6. Step 6: Final answer
    x = 940,171.01

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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.