Home / 2,379,657.42-3,280,755.51-1,891,257.80

Finding the Fourth Proportional to 2,379,657.42, 3,280,755.51 and 1,891,257.80

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Solution

The fourth proportional to 2,379,657.42, 3,280,755.51 and 1,891,257.80 is: 2,607,415.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,657.42 : 3,280,755.51 = 1,891,257.80 : x
  2. Step 2: Convert to fraction form
    2,379,657.42/3,280,755.51 = 1,891,257.80/x
  3. Step 3: Cross multiply
    2,379,657.42x = 3,280,755.51 × 1,891,257.80
  4. Step 4: Simplify right side
    2,379,657.42x = 6,204,754,448,180.48
  5. Step 5: Solve for x
    x = 6,204,754,448,180.48/2,379,657.42
  6. Step 6: Final answer
    x = 2,607,415.00

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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.