Home / 1,223,804.88-1,682,861.40-1,062,377.52

Finding the Fourth Proportional to 1,223,804.88, 1,682,861.40 and 1,062,377.52

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Solution

The fourth proportional to 1,223,804.88, 1,682,861.40 and 1,062,377.52 is: 1,460,881.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,804.88 : 1,682,861.40 = 1,062,377.52 : x
  2. Step 2: Convert to fraction form
    1,223,804.88/1,682,861.40 = 1,062,377.52/x
  3. Step 3: Cross multiply
    1,223,804.88x = 1,682,861.40 × 1,062,377.52
  4. Step 4: Simplify right side
    1,223,804.88x = 1,787,834,120,635.73
  5. Step 5: Solve for x
    x = 1,787,834,120,635.73/1,223,804.88
  6. Step 6: Final answer
    x = 1,460,881.67

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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.