Home / 3,404,277.20-5,106,415.80-1,985,934.80

Finding the Fourth Proportional to 3,404,277.20, 5,106,415.80 and 1,985,934.80

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Solution

The fourth proportional to 3,404,277.20, 5,106,415.80 and 1,985,934.80 is: 2,978,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,277.20 : 5,106,415.80 = 1,985,934.80 : x
  2. Step 2: Convert to fraction form
    3,404,277.20/5,106,415.80 = 1,985,934.80/x
  3. Step 3: Cross multiply
    3,404,277.20x = 5,106,415.80 × 1,985,934.80
  4. Step 4: Simplify right side
    3,404,277.20x = 10,141,008,840,489.84
  5. Step 5: Solve for x
    x = 10,141,008,840,489.84/3,404,277.20
  6. Step 6: Final answer
    x = 2,978,902.20

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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.