Home / 1,370,845.41-1,891,825.78-758,998.16

Finding the Fourth Proportional to 1,370,845.41, 1,891,825.78 and 758,998.16

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Solution

The fourth proportional to 1,370,845.41, 1,891,825.78 and 758,998.16 is: 1,047,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,845.41 : 1,891,825.78 = 758,998.16 : x
  2. Step 2: Convert to fraction form
    1,370,845.41/1,891,825.78 = 758,998.16/x
  3. Step 3: Cross multiply
    1,370,845.41x = 1,891,825.78 × 758,998.16
  4. Step 4: Simplify right side
    1,370,845.41x = 1,435,892,286,060.57
  5. Step 5: Solve for x
    x = 1,435,892,286,060.57/1,370,845.41
  6. Step 6: Final answer
    x = 1,047,450.19

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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.