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Finding the Fourth Proportional to 3,896,302.83, 5,845,406.61 and 2,745,793.81

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Solution

The fourth proportional to 3,896,302.83, 5,845,406.61 and 2,745,793.81 is: 4,119,361.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,302.83 : 5,845,406.61 = 2,745,793.81 : x
  2. Step 2: Convert to fraction form
    3,896,302.83/5,845,406.61 = 2,745,793.81/x
  3. Step 3: Cross multiply
    3,896,302.83x = 5,845,406.61 × 2,745,793.81
  4. Step 4: Simplify right side
    3,896,302.83x = 16,050,281,286,671.09
  5. Step 5: Solve for x
    x = 16,050,281,286,671.09/3,896,302.83
  6. Step 6: Final answer
    x = 4,119,361.86

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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.