Home / 3,418,392.90-4,716,858.15-1,967,808.03

Finding the Fourth Proportional to 3,418,392.90, 4,716,858.15 and 1,967,808.03

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Solution

The fourth proportional to 3,418,392.90, 4,716,858.15 and 1,967,808.03 is: 2,715,273.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,392.90 : 4,716,858.15 = 1,967,808.03 : x
  2. Step 2: Convert to fraction form
    3,418,392.90/4,716,858.15 = 1,967,808.03/x
  3. Step 3: Cross multiply
    3,418,392.90x = 4,716,858.15 × 1,967,808.03
  4. Step 4: Simplify right side
    3,418,392.90x = 9,281,871,343,940.95
  5. Step 5: Solve for x
    x = 9,281,871,343,940.95/3,418,392.90
  6. Step 6: Final answer
    x = 2,715,273.41

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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.