Home / 1,869,903.97-2,804,855.85-449,960.20

Finding the Fourth Proportional to 1,869,903.97, 2,804,855.85 and 449,960.20

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Solution

The fourth proportional to 1,869,903.97, 2,804,855.85 and 449,960.20 is: 674,940.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,903.97 : 2,804,855.85 = 449,960.20 : x
  2. Step 2: Convert to fraction form
    1,869,903.97/2,804,855.85 = 449,960.20/x
  3. Step 3: Cross multiply
    1,869,903.97x = 2,804,855.85 × 449,960.20
  4. Step 4: Simplify right side
    1,869,903.97x = 1,262,073,492,225.03
  5. Step 5: Solve for x
    x = 1,262,073,492,225.03/1,869,903.97
  6. Step 6: Final answer
    x = 674,940.27

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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.