Home / 1,255,860.72-1,733,120.64-682,934.40

Finding the Fourth Proportional to 1,255,860.72, 1,733,120.64 and 682,934.40

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Solution

The fourth proportional to 1,255,860.72, 1,733,120.64 and 682,934.40 is: 942,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,860.72 : 1,733,120.64 = 682,934.40 : x
  2. Step 2: Convert to fraction form
    1,255,860.72/1,733,120.64 = 682,934.40/x
  3. Step 3: Cross multiply
    1,255,860.72x = 1,733,120.64 × 682,934.40
  4. Step 4: Simplify right side
    1,255,860.72x = 1,183,607,704,406.02
  5. Step 5: Solve for x
    x = 1,183,607,704,406.02/1,255,860.72
  6. Step 6: Final answer
    x = 942,467.33

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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.