Home / 1,270,080.63-1,752,710.58-718,786.33

Finding the Fourth Proportional to 1,270,080.63, 1,752,710.58 and 718,786.33

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Solution

The fourth proportional to 1,270,080.63, 1,752,710.58 and 718,786.33 is: 991,924.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,080.63 : 1,752,710.58 = 718,786.33 : x
  2. Step 2: Convert to fraction form
    1,270,080.63/1,752,710.58 = 718,786.33/x
  3. Step 3: Cross multiply
    1,270,080.63x = 1,752,710.58 × 718,786.33
  4. Step 4: Simplify right side
    1,270,080.63x = 1,259,824,403,876.51
  5. Step 5: Solve for x
    x = 1,259,824,403,876.51/1,270,080.63
  6. Step 6: Final answer
    x = 991,924.74

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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.