Home / 1,489,135.66-2,054,324.65-876,995.38

Finding the Fourth Proportional to 1,489,135.66, 2,054,324.65 and 876,995.38

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Solution

The fourth proportional to 1,489,135.66, 2,054,324.65 and 876,995.38 is: 1,209,851.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,135.66 : 2,054,324.65 = 876,995.38 : x
  2. Step 2: Convert to fraction form
    1,489,135.66/2,054,324.65 = 876,995.38/x
  3. Step 3: Cross multiply
    1,489,135.66x = 2,054,324.65 × 876,995.38
  4. Step 4: Simplify right side
    1,489,135.66x = 1,801,633,227,070.12
  5. Step 5: Solve for x
    x = 1,801,633,227,070.12/1,489,135.66
  6. Step 6: Final answer
    x = 1,209,851.64

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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.