Home / 1,067,126.97-1,600,693.16-436,040.78

Finding the Fourth Proportional to 1,067,126.97, 1,600,693.16 and 436,040.78

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Solution

The fourth proportional to 1,067,126.97, 1,600,693.16 and 436,040.78 is: 654,062.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,126.97 : 1,600,693.16 = 436,040.78 : x
  2. Step 2: Convert to fraction form
    1,067,126.97/1,600,693.16 = 436,040.78/x
  3. Step 3: Cross multiply
    1,067,126.97x = 1,600,693.16 × 436,040.78
  4. Step 4: Simplify right side
    1,067,126.97x = 697,967,483,843.40
  5. Step 5: Solve for x
    x = 697,967,483,843.40/1,067,126.97
  6. Step 6: Final answer
    x = 654,062.27

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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.