Home / 2,057,433.15-3,085,653.40-858,705.65

Finding the Fourth Proportional to 2,057,433.15, 3,085,653.40 and 858,705.65

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Solution

The fourth proportional to 2,057,433.15, 3,085,653.40 and 858,705.65 is: 1,287,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,433.15 : 3,085,653.40 = 858,705.65 : x
  2. Step 2: Convert to fraction form
    2,057,433.15/3,085,653.40 = 858,705.65/x
  3. Step 3: Cross multiply
    2,057,433.15x = 3,085,653.40 × 858,705.65
  4. Step 4: Simplify right side
    2,057,433.15x = 2,649,667,990,946.68
  5. Step 5: Solve for x
    x = 2,649,667,990,946.68/2,057,433.15
  6. Step 6: Final answer
    x = 1,287,851.32

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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.