Home / 3,078,172.25-4,617,448.69-1,029,017.17

Finding the Fourth Proportional to 3,078,172.25, 4,617,448.69 and 1,029,017.17

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Solution

The fourth proportional to 3,078,172.25, 4,617,448.69 and 1,029,017.17 is: 1,543,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,172.25 : 4,617,448.69 = 1,029,017.17 : x
  2. Step 2: Convert to fraction form
    3,078,172.25/4,617,448.69 = 1,029,017.17/x
  3. Step 3: Cross multiply
    3,078,172.25x = 4,617,448.69 × 1,029,017.17
  4. Step 4: Simplify right side
    3,078,172.25x = 4,751,433,983,604.01
  5. Step 5: Solve for x
    x = 4,751,433,983,604.01/3,078,172.25
  6. Step 6: Final answer
    x = 1,543,589.38

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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.