Home / 2,021,664.33-2,788,727.27-1,306,272.33

Finding the Fourth Proportional to 2,021,664.33, 2,788,727.27 and 1,306,272.33

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Solution

The fourth proportional to 2,021,664.33, 2,788,727.27 and 1,306,272.33 is: 1,801,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,664.33 : 2,788,727.27 = 1,306,272.33 : x
  2. Step 2: Convert to fraction form
    2,021,664.33/2,788,727.27 = 1,306,272.33/x
  3. Step 3: Cross multiply
    2,021,664.33x = 2,788,727.27 × 1,306,272.33
  4. Step 4: Simplify right side
    2,021,664.33x = 3,642,837,262,186.08
  5. Step 5: Solve for x
    x = 3,642,837,262,186.08/2,021,664.33
  6. Step 6: Final answer
    x = 1,801,900.15

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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.