Home / 3,509,487-4,843,093.68-1,899,855

Finding the Fourth Proportional to 3,509,487, 4,843,093.68 and 1,899,855

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Solution

The fourth proportional to 3,509,487, 4,843,093.68 and 1,899,855 is: 2,621,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,487 : 4,843,093.68 = 1,899,855 : x
  2. Step 2: Convert to fraction form
    3,509,487/4,843,093.68 = 1,899,855/x
  3. Step 3: Cross multiply
    3,509,487x = 4,843,093.68 × 1,899,855
  4. Step 4: Simplify right side
    3,509,487x = 9,201,175,743,416.40
  5. Step 5: Solve for x
    x = 9,201,175,743,416.40/3,509,487
  6. Step 6: Final answer
    x = 2,621,800.78

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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.