Home / 3,303,718.72-4,954,619.48-1,384,579.78

Finding the Fourth Proportional to 3,303,718.72, 4,954,619.48 and 1,384,579.78

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Solution

The fourth proportional to 3,303,718.72, 4,954,619.48 and 1,384,579.78 is: 2,076,467.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303,718.72 : 4,954,619.48 = 1,384,579.78 : x
  2. Step 2: Convert to fraction form
    3,303,718.72/4,954,619.48 = 1,384,579.78/x
  3. Step 3: Cross multiply
    3,303,718.72x = 4,954,619.48 × 1,384,579.78
  4. Step 4: Simplify right side
    3,303,718.72x = 6,860,065,949,602.12
  5. Step 5: Solve for x
    x = 6,860,065,949,602.12/3,303,718.72
  6. Step 6: Final answer
    x = 2,076,467.92

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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.