Home / 1,404,570.36-1,938,301.74-759,991.80

Finding the Fourth Proportional to 1,404,570.36, 1,938,301.74 and 759,991.80

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Solution

The fourth proportional to 1,404,570.36, 1,938,301.74 and 759,991.80 is: 1,048,785.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,570.36 : 1,938,301.74 = 759,991.80 : x
  2. Step 2: Convert to fraction form
    1,404,570.36/1,938,301.74 = 759,991.80/x
  3. Step 3: Cross multiply
    1,404,570.36x = 1,938,301.74 × 759,991.80
  4. Step 4: Simplify right side
    1,404,570.36x = 1,473,093,428,325.73
  5. Step 5: Solve for x
    x = 1,473,093,428,325.73/1,404,570.36
  6. Step 6: Final answer
    x = 1,048,785.79

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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.