Home / 1,255,014.12-1,731,932.84-682,054.28

Finding the Fourth Proportional to 1,255,014.12, 1,731,932.84 and 682,054.28

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Solution

The fourth proportional to 1,255,014.12, 1,731,932.84 and 682,054.28 is: 941,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,014.12 : 1,731,932.84 = 682,054.28 : x
  2. Step 2: Convert to fraction form
    1,255,014.12/1,731,932.84 = 682,054.28/x
  3. Step 3: Cross multiply
    1,255,014.12x = 1,731,932.84 × 682,054.28
  4. Step 4: Simplify right side
    1,255,014.12x = 1,181,272,199,240.03
  5. Step 5: Solve for x
    x = 1,181,272,199,240.03/1,255,014.12
  6. Step 6: Final answer
    x = 941,242.16

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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.