Home / 3,847,257-5,311,333.62-2,880,039.24

Finding the Fourth Proportional to 3,847,257, 5,311,333.62 and 2,880,039.24

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Solution

The fourth proportional to 3,847,257, 5,311,333.62 and 2,880,039.24 is: 3,976,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,257 : 5,311,333.62 = 2,880,039.24 : x
  2. Step 2: Convert to fraction form
    3,847,257/5,311,333.62 = 2,880,039.24/x
  3. Step 3: Cross multiply
    3,847,257x = 5,311,333.62 × 2,880,039.24
  4. Step 4: Simplify right side
    3,847,257x = 15,296,849,242,331.25
  5. Step 5: Solve for x
    x = 15,296,849,242,331.25/3,847,257
  6. Step 6: Final answer
    x = 3,976,040.40

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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.