Home / 3,404,974.69-4,698,896.70-1,877,136.49

Finding the Fourth Proportional to 3,404,974.69, 4,698,896.70 and 1,877,136.49

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Solution

The fourth proportional to 3,404,974.69, 4,698,896.70 and 1,877,136.49 is: 2,590,465.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,974.69 : 4,698,896.70 = 1,877,136.49 : x
  2. Step 2: Convert to fraction form
    3,404,974.69/4,698,896.70 = 1,877,136.49/x
  3. Step 3: Cross multiply
    3,404,974.69x = 4,698,896.70 × 1,877,136.49
  4. Step 4: Simplify right side
    3,404,974.69x = 8,820,470,458,310.58
  5. Step 5: Solve for x
    x = 8,820,470,458,310.58/3,404,974.69
  6. Step 6: Final answer
    x = 2,590,465.79

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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.