Home / 1,404,843.63-1,938,687.65-760,268.51

Finding the Fourth Proportional to 1,404,843.63, 1,938,687.65 and 760,268.51

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Solution

The fourth proportional to 1,404,843.63, 1,938,687.65 and 760,268.51 is: 1,049,172.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,843.63 : 1,938,687.65 = 760,268.51 : x
  2. Step 2: Convert to fraction form
    1,404,843.63/1,938,687.65 = 760,268.51/x
  3. Step 3: Cross multiply
    1,404,843.63x = 1,938,687.65 × 760,268.51
  4. Step 4: Simplify right side
    1,404,843.63x = 1,473,923,167,647.21
  5. Step 5: Solve for x
    x = 1,473,923,167,647.21/1,404,843.63
  6. Step 6: Final answer
    x = 1,049,172.41

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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.