Home / 1,742,185.69-2,404,284.48-1,192,055.36

Finding the Fourth Proportional to 1,742,185.69, 2,404,284.48 and 1,192,055.36

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Solution

The fourth proportional to 1,742,185.69, 2,404,284.48 and 1,192,055.36 is: 1,645,083.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,185.69 : 2,404,284.48 = 1,192,055.36 : x
  2. Step 2: Convert to fraction form
    1,742,185.69/2,404,284.48 = 1,192,055.36/x
  3. Step 3: Cross multiply
    1,742,185.69x = 2,404,284.48 × 1,192,055.36
  4. Step 4: Simplify right side
    1,742,185.69x = 2,866,040,201,348.81
  5. Step 5: Solve for x
    x = 2,866,040,201,348.81/1,742,185.69
  6. Step 6: Final answer
    x = 1,645,083.09

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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.