Home / 1,222,922.63-1,832,386.46-743,297.12

Finding the Fourth Proportional to 1,222,922.63, 1,832,386.46 and 743,297.12

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Solution

The fourth proportional to 1,222,922.63, 1,832,386.46 and 743,297.12 is: 1,113,731.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,922.63 : 1,832,386.46 = 743,297.12 : x
  2. Step 2: Convert to fraction form
    1,222,922.63/1,832,386.46 = 743,297.12/x
  3. Step 3: Cross multiply
    1,222,922.63x = 1,832,386.46 × 743,297.12
  4. Step 4: Simplify right side
    1,222,922.63x = 1,362,007,565,566.58
  5. Step 5: Solve for x
    x = 1,362,007,565,566.58/1,222,922.63
  6. Step 6: Final answer
    x = 1,113,731.59

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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.