Home / 1,255,877.05-1,733,090.56-682,912.21

Finding the Fourth Proportional to 1,255,877.05, 1,733,090.56 and 682,912.21

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Solution

The fourth proportional to 1,255,877.05, 1,733,090.56 and 682,912.21 is: 942,408.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,877.05 : 1,733,090.56 = 682,912.21 : x
  2. Step 2: Convert to fraction form
    1,255,877.05/1,733,090.56 = 682,912.21/x
  3. Step 3: Cross multiply
    1,255,877.05x = 1,733,090.56 × 682,912.21
  4. Step 4: Simplify right side
    1,255,877.05x = 1,183,548,704,459.74
  5. Step 5: Solve for x
    x = 1,183,548,704,459.74/1,255,877.05
  6. Step 6: Final answer
    x = 942,408.10

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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.