Home / 2,690,696.09-3,716,705.01-1,994,388.47

Finding the Fourth Proportional to 2,690,696.09, 3,716,705.01 and 1,994,388.47

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Solution

The fourth proportional to 2,690,696.09, 3,716,705.01 and 1,994,388.47 is: 2,754,883.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,696.09 : 3,716,705.01 = 1,994,388.47 : x
  2. Step 2: Convert to fraction form
    2,690,696.09/3,716,705.01 = 1,994,388.47/x
  3. Step 3: Cross multiply
    2,690,696.09x = 3,716,705.01 × 1,994,388.47
  4. Step 4: Simplify right side
    2,690,696.09x = 7,412,553,599,751.71
  5. Step 5: Solve for x
    x = 7,412,553,599,751.71/2,690,696.09
  6. Step 6: Final answer
    x = 2,754,883.26

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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.