Home / 3,437,198.24-5,155,804.26-1,278,696.67

Finding the Fourth Proportional to 3,437,198.24, 5,155,804.26 and 1,278,696.67

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Solution

The fourth proportional to 3,437,198.24, 5,155,804.26 and 1,278,696.67 is: 1,918,047.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437,198.24 : 5,155,804.26 = 1,278,696.67 : x
  2. Step 2: Convert to fraction form
    3,437,198.24/5,155,804.26 = 1,278,696.67/x
  3. Step 3: Cross multiply
    3,437,198.24x = 5,155,804.26 × 1,278,696.67
  4. Step 4: Simplify right side
    3,437,198.24x = 6,592,709,725,544.30
  5. Step 5: Solve for x
    x = 6,592,709,725,544.30/3,437,198.24
  6. Step 6: Final answer
    x = 1,918,047.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.