Home / 1,190,028.29-1,641,833.49-760,556.18

Finding the Fourth Proportional to 1,190,028.29, 1,641,833.49 and 760,556.18

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Solution

The fourth proportional to 1,190,028.29, 1,641,833.49 and 760,556.18 is: 1,049,308.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,028.29 : 1,641,833.49 = 760,556.18 : x
  2. Step 2: Convert to fraction form
    1,190,028.29/1,641,833.49 = 760,556.18/x
  3. Step 3: Cross multiply
    1,190,028.29x = 1,641,833.49 × 760,556.18
  4. Step 4: Simplify right side
    1,190,028.29x = 1,248,706,607,350.47
  5. Step 5: Solve for x
    x = 1,248,706,607,350.47/1,190,028.29
  6. Step 6: Final answer
    x = 1,049,308.34

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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.