Home / 1,191,883.20-1,644,426.72-682,491.84

Finding the Fourth Proportional to 1,191,883.20, 1,644,426.72 and 682,491.84

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Solution

The fourth proportional to 1,191,883.20, 1,644,426.72 and 682,491.84 is: 941,625.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,883.20 : 1,644,426.72 = 682,491.84 : x
  2. Step 2: Convert to fraction form
    1,191,883.20/1,644,426.72 = 682,491.84/x
  3. Step 3: Cross multiply
    1,191,883.20x = 1,644,426.72 × 682,491.84
  4. Step 4: Simplify right side
    1,191,883.20x = 1,122,307,817,877.96
  5. Step 5: Solve for x
    x = 1,122,307,817,877.96/1,191,883.20
  6. Step 6: Final answer
    x = 941,625.67

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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.