Home / 2,018,100.16-2,784,999.94-1,100,321.80

Finding the Fourth Proportional to 2,018,100.16, 2,784,999.94 and 1,100,321.80

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Solution

The fourth proportional to 2,018,100.16, 2,784,999.94 and 1,100,321.80 is: 1,518,455.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,100.16 : 2,784,999.94 = 1,100,321.80 : x
  2. Step 2: Convert to fraction form
    2,018,100.16/2,784,999.94 = 1,100,321.80/x
  3. Step 3: Cross multiply
    2,018,100.16x = 2,784,999.94 × 1,100,321.80
  4. Step 4: Simplify right side
    2,018,100.16x = 3,064,396,146,980.69
  5. Step 5: Solve for x
    x = 3,064,396,146,980.69/2,018,100.16
  6. Step 6: Final answer
    x = 1,518,455.93

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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.