Home / 2,853,835.44-3,938,453.80-1,692,969

Finding the Fourth Proportional to 2,853,835.44, 3,938,453.80 and 1,692,969

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Solution

The fourth proportional to 2,853,835.44, 3,938,453.80 and 1,692,969 is: 2,336,392.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,835.44 : 3,938,453.80 = 1,692,969 : x
  2. Step 2: Convert to fraction form
    2,853,835.44/3,938,453.80 = 1,692,969/x
  3. Step 3: Cross multiply
    2,853,835.44x = 3,938,453.80 × 1,692,969
  4. Step 4: Simplify right side
    2,853,835.44x = 6,667,680,191,332.20
  5. Step 5: Solve for x
    x = 6,667,680,191,332.20/2,853,835.44
  6. Step 6: Final answer
    x = 2,336,392.67

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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.