Home / 4,890,153.40-7,328,231.70-3,392,495.80

Finding the Fourth Proportional to 4,890,153.40, 7,328,231.70 and 3,392,495.80

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Solution

The fourth proportional to 4,890,153.40, 7,328,231.70 and 3,392,495.80 is: 5,083,888.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,153.40 : 7,328,231.70 = 3,392,495.80 : x
  2. Step 2: Convert to fraction form
    4,890,153.40/7,328,231.70 = 3,392,495.80/x
  3. Step 3: Cross multiply
    4,890,153.40x = 7,328,231.70 × 3,392,495.80
  4. Step 4: Simplify right side
    4,890,153.40x = 24,860,995,263,676.86
  5. Step 5: Solve for x
    x = 24,860,995,263,676.86/4,890,153.40
  6. Step 6: Final answer
    x = 5,083,888.63

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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.