Home / 2,839,006.75-3,917,825.55-1,820,409.07

Finding the Fourth Proportional to 2,839,006.75, 3,917,825.55 and 1,820,409.07

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Solution

The fourth proportional to 2,839,006.75, 3,917,825.55 and 1,820,409.07 is: 2,512,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839,006.75 : 3,917,825.55 = 1,820,409.07 : x
  2. Step 2: Convert to fraction form
    2,839,006.75/3,917,825.55 = 1,820,409.07/x
  3. Step 3: Cross multiply
    2,839,006.75x = 3,917,825.55 × 1,820,409.07
  4. Step 4: Simplify right side
    2,839,006.75x = 7,132,045,165,897.74
  5. Step 5: Solve for x
    x = 7,132,045,165,897.74/2,839,006.75
  6. Step 6: Final answer
    x = 2,512,162.10

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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.