Home / 3,418,388.32-4,716,851.86-1,967,803.46

Finding the Fourth Proportional to 3,418,388.32, 4,716,851.86 and 1,967,803.46

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Solution

The fourth proportional to 3,418,388.32, 4,716,851.86 and 1,967,803.46 is: 2,715,267.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,388.32 : 4,716,851.86 = 1,967,803.46 : x
  2. Step 2: Convert to fraction form
    3,418,388.32/4,716,851.86 = 1,967,803.46/x
  3. Step 3: Cross multiply
    3,418,388.32x = 4,716,851.86 × 1,967,803.46
  4. Step 4: Simplify right side
    3,418,388.32x = 9,281,837,410,415.44
  5. Step 5: Solve for x
    x = 9,281,837,410,415.44/3,418,388.32
  6. Step 6: Final answer
    x = 2,715,267.12

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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.