Home / 3,418,392.53-4,716,857.63-1,967,807.68

Finding the Fourth Proportional to 3,418,392.53, 4,716,857.63 and 1,967,807.68

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Solution

The fourth proportional to 3,418,392.53, 4,716,857.63 and 1,967,807.68 is: 2,715,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,392.53 : 4,716,857.63 = 1,967,807.68 : x
  2. Step 2: Convert to fraction form
    3,418,392.53/4,716,857.63 = 1,967,807.68/x
  3. Step 3: Cross multiply
    3,418,392.53x = 4,716,857.63 × 1,967,807.68
  4. Step 4: Simplify right side
    3,418,392.53x = 9,281,868,662,907.98
  5. Step 5: Solve for x
    x = 9,281,868,662,907.98/3,418,392.53
  6. Step 6: Final answer
    x = 2,715,272.92

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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.