Home / 1,848,408.27-2,770,134.06-1,438,572.47

Finding the Fourth Proportional to 1,848,408.27, 2,770,134.06 and 1,438,572.47

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Solution

The fourth proportional to 1,848,408.27, 2,770,134.06 and 1,438,572.47 is: 2,155,929.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848,408.27 : 2,770,134.06 = 1,438,572.47 : x
  2. Step 2: Convert to fraction form
    1,848,408.27/2,770,134.06 = 1,438,572.47/x
  3. Step 3: Cross multiply
    1,848,408.27x = 2,770,134.06 × 1,438,572.47
  4. Step 4: Simplify right side
    1,848,408.27x = 3,985,038,583,074.66
  5. Step 5: Solve for x
    x = 3,985,038,583,074.66/1,848,408.27
  6. Step 6: Final answer
    x = 2,155,929.86

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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.