Home / 1,167,687.54-1,750,477.23-419,558.58

Finding the Fourth Proportional to 1,167,687.54, 1,750,477.23 and 419,558.58

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Solution

The fourth proportional to 1,167,687.54, 1,750,477.23 and 419,558.58 is: 628,959.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,687.54 : 1,750,477.23 = 419,558.58 : x
  2. Step 2: Convert to fraction form
    1,167,687.54/1,750,477.23 = 419,558.58/x
  3. Step 3: Cross multiply
    1,167,687.54x = 1,750,477.23 × 419,558.58
  4. Step 4: Simplify right side
    1,167,687.54x = 734,427,740,941.13
  5. Step 5: Solve for x
    x = 734,427,740,941.13/1,167,687.54
  6. Step 6: Final answer
    x = 628,959.13

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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.