Home / 4,631,916.96-6,947,611.92-1,393,385.76

Finding the Fourth Proportional to 4,631,916.96, 6,947,611.92 and 1,393,385.76

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Solution

The fourth proportional to 4,631,916.96, 6,947,611.92 and 1,393,385.76 is: 2,089,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631,916.96 : 6,947,611.92 = 1,393,385.76 : x
  2. Step 2: Convert to fraction form
    4,631,916.96/6,947,611.92 = 1,393,385.76/x
  3. Step 3: Cross multiply
    4,631,916.96x = 6,947,611.92 × 1,393,385.76
  4. Step 4: Simplify right side
    4,631,916.96x = 9,680,703,515,334.26
  5. Step 5: Solve for x
    x = 9,680,703,515,334.26/4,631,916.96
  6. Step 6: Final answer
    x = 2,089,999.37

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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.