Home / 1,148,136.82-1,584,648.12-760,268.14

Finding the Fourth Proportional to 1,148,136.82, 1,584,648.12 and 760,268.14

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Solution

The fourth proportional to 1,148,136.82, 1,584,648.12 and 760,268.14 is: 1,049,315.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,136.82 : 1,584,648.12 = 760,268.14 : x
  2. Step 2: Convert to fraction form
    1,148,136.82/1,584,648.12 = 760,268.14/x
  3. Step 3: Cross multiply
    1,148,136.82x = 1,584,648.12 × 760,268.14
  4. Step 4: Simplify right side
    1,148,136.82x = 1,204,757,478,746.90
  5. Step 5: Solve for x
    x = 1,204,757,478,746.90/1,148,136.82
  6. Step 6: Final answer
    x = 1,049,315.25

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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.