Home / 1,424,928.66-2,137,661.91-572,067.15

Finding the Fourth Proportional to 1,424,928.66, 2,137,661.91 and 572,067.15

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Solution

The fourth proportional to 1,424,928.66, 2,137,661.91 and 572,067.15 is: 858,208.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,928.66 : 2,137,661.91 = 572,067.15 : x
  2. Step 2: Convert to fraction form
    1,424,928.66/2,137,661.91 = 572,067.15/x
  3. Step 3: Cross multiply
    1,424,928.66x = 2,137,661.91 × 572,067.15
  4. Step 4: Simplify right side
    1,424,928.66x = 1,222,886,156,517.26
  5. Step 5: Solve for x
    x = 1,222,886,156,517.26/1,424,928.66
  6. Step 6: Final answer
    x = 858,208.69

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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.