Home / 2,810,886.32-4,216,252.92-789,146.96

Finding the Fourth Proportional to 2,810,886.32, 4,216,252.92 and 789,146.96

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Solution

The fourth proportional to 2,810,886.32, 4,216,252.92 and 789,146.96 is: 1,183,698.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,886.32 : 4,216,252.92 = 789,146.96 : x
  2. Step 2: Convert to fraction form
    2,810,886.32/4,216,252.92 = 789,146.96/x
  3. Step 3: Cross multiply
    2,810,886.32x = 4,216,252.92 × 789,146.96
  4. Step 4: Simplify right side
    2,810,886.32x = 3,327,243,174,409.12
  5. Step 5: Solve for x
    x = 3,327,243,174,409.12/2,810,886.32
  6. Step 6: Final answer
    x = 1,183,698.95

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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.