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Finding the Fourth Proportional to 3,295,735.81, 4,939,611.67 and 1,398,491.53

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Solution

The fourth proportional to 3,295,735.81, 4,939,611.67 and 1,398,491.53 is: 2,096,043.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295,735.81 : 4,939,611.67 = 1,398,491.53 : x
  2. Step 2: Convert to fraction form
    3,295,735.81/4,939,611.67 = 1,398,491.53/x
  3. Step 3: Cross multiply
    3,295,735.81x = 4,939,611.67 × 1,398,491.53
  4. Step 4: Simplify right side
    3,295,735.81x = 6,908,005,050,293.64
  5. Step 5: Solve for x
    x = 6,908,005,050,293.64/3,295,735.81
  6. Step 6: Final answer
    x = 2,096,043.33

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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.