Home / 1,255,025.26-1,731,948.21-682,065.40

Finding the Fourth Proportional to 1,255,025.26, 1,731,948.21 and 682,065.40

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Solution

The fourth proportional to 1,255,025.26, 1,731,948.21 and 682,065.40 is: 941,257.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,025.26 : 1,731,948.21 = 682,065.40 : x
  2. Step 2: Convert to fraction form
    1,255,025.26/1,731,948.21 = 682,065.40/x
  3. Step 3: Cross multiply
    1,255,025.26x = 1,731,948.21 × 682,065.40
  4. Step 4: Simplify right side
    1,255,025.26x = 1,181,301,948,632.93
  5. Step 5: Solve for x
    x = 1,181,301,948,632.93/1,255,025.26
  6. Step 6: Final answer
    x = 941,257.51

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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.