Home / 2,114,210.21-2,917,611.83-1,147,340.48

Finding the Fourth Proportional to 2,114,210.21, 2,917,611.83 and 1,147,340.48

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Solution

The fourth proportional to 2,114,210.21, 2,917,611.83 and 1,147,340.48 is: 1,583,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,210.21 : 2,917,611.83 = 1,147,340.48 : x
  2. Step 2: Convert to fraction form
    2,114,210.21/2,917,611.83 = 1,147,340.48/x
  3. Step 3: Cross multiply
    2,114,210.21x = 2,917,611.83 × 1,147,340.48
  4. Step 4: Simplify right side
    2,114,210.21x = 3,347,494,145,766.17
  5. Step 5: Solve for x
    x = 3,347,494,145,766.17/2,114,210.21
  6. Step 6: Final answer
    x = 1,583,330.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.