Home / 3,984,501.44-5,974,676.94-1,424,729.72

Finding the Fourth Proportional to 3,984,501.44, 5,974,676.94 and 1,424,729.72

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Solution

The fourth proportional to 3,984,501.44, 5,974,676.94 and 1,424,729.72 is: 2,136,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984,501.44 : 5,974,676.94 = 1,424,729.72 : x
  2. Step 2: Convert to fraction form
    3,984,501.44/5,974,676.94 = 1,424,729.72/x
  3. Step 3: Cross multiply
    3,984,501.44x = 5,974,676.94 × 1,424,729.72
  4. Step 4: Simplify right side
    3,984,501.44x = 8,512,299,803,816.66
  5. Step 5: Solve for x
    x = 8,512,299,803,816.66/3,984,501.44
  6. Step 6: Final answer
    x = 2,136,352.55

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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.