Home / 2,187,223.12-3,019,860.36-1,414,726.48

Finding the Fourth Proportional to 2,187,223.12, 3,019,860.36 and 1,414,726.48

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Solution

The fourth proportional to 2,187,223.12, 3,019,860.36 and 1,414,726.48 is: 1,953,287.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,223.12 : 3,019,860.36 = 1,414,726.48 : x
  2. Step 2: Convert to fraction form
    2,187,223.12/3,019,860.36 = 1,414,726.48/x
  3. Step 3: Cross multiply
    2,187,223.12x = 3,019,860.36 × 1,414,726.48
  4. Step 4: Simplify right side
    2,187,223.12x = 4,272,276,417,194.33
  5. Step 5: Solve for x
    x = 4,272,276,417,194.33/2,187,223.12
  6. Step 6: Final answer
    x = 1,953,287.88

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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.