Home / 1,243,694-1,865,433.56-757,249.84

Finding the Fourth Proportional to 1,243,694, 1,865,433.56 and 757,249.84

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Solution

The fourth proportional to 1,243,694, 1,865,433.56 and 757,249.84 is: 1,135,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,694 : 1,865,433.56 = 757,249.84 : x
  2. Step 2: Convert to fraction form
    1,243,694/1,865,433.56 = 757,249.84/x
  3. Step 3: Cross multiply
    1,243,694x = 1,865,433.56 × 757,249.84
  4. Step 4: Simplify right side
    1,243,694x = 1,412,599,264,840.63
  5. Step 5: Solve for x
    x = 1,412,599,264,840.63/1,243,694
  6. Step 6: Final answer
    x = 1,135,809.34

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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.