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Finding the Fourth Proportional to 1,182,483.15, 1,773,724.73 and 804,569.55

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Solution

The fourth proportional to 1,182,483.15, 1,773,724.73 and 804,569.55 is: 1,206,854.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,483.15 : 1,773,724.73 = 804,569.55 : x
  2. Step 2: Convert to fraction form
    1,182,483.15/1,773,724.73 = 804,569.55/x
  3. Step 3: Cross multiply
    1,182,483.15x = 1,773,724.73 × 804,569.55
  4. Step 4: Simplify right side
    1,182,483.15x = 1,427,084,907,839.97
  5. Step 5: Solve for x
    x = 1,427,084,907,839.97/1,182,483.15
  6. Step 6: Final answer
    x = 1,206,854.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.