Home / 1,080,824.94-1,620,990.63-406,977.30

Finding the Fourth Proportional to 1,080,824.94, 1,620,990.63 and 406,977.30

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Solution

The fourth proportional to 1,080,824.94, 1,620,990.63 and 406,977.30 is: 610,373.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,824.94 : 1,620,990.63 = 406,977.30 : x
  2. Step 2: Convert to fraction form
    1,080,824.94/1,620,990.63 = 406,977.30/x
  3. Step 3: Cross multiply
    1,080,824.94x = 1,620,990.63 × 406,977.30
  4. Step 4: Simplify right side
    1,080,824.94x = 659,706,389,922.70
  5. Step 5: Solve for x
    x = 659,706,389,922.70/1,080,824.94
  6. Step 6: Final answer
    x = 610,373.03

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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.