Home / 3,456,823.72-4,770,416.99-1,908,085.79

Finding the Fourth Proportional to 3,456,823.72, 4,770,416.99 and 1,908,085.79

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Solution

The fourth proportional to 3,456,823.72, 4,770,416.99 and 1,908,085.79 is: 2,633,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,823.72 : 4,770,416.99 = 1,908,085.79 : x
  2. Step 2: Convert to fraction form
    3,456,823.72/4,770,416.99 = 1,908,085.79/x
  3. Step 3: Cross multiply
    3,456,823.72x = 4,770,416.99 × 1,908,085.79
  4. Step 4: Simplify right side
    3,456,823.72x = 9,102,364,873,379.19
  5. Step 5: Solve for x
    x = 9,102,364,873,379.19/3,456,823.72
  6. Step 6: Final answer
    x = 2,633,158.53

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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.