Home / 2,028,120.39-2,798,806.97-1,110,409.02

Finding the Fourth Proportional to 2,028,120.39, 2,798,806.97 and 1,110,409.02

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Solution

The fourth proportional to 2,028,120.39, 2,798,806.97 and 1,110,409.02 is: 1,532,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,120.39 : 2,798,806.97 = 1,110,409.02 : x
  2. Step 2: Convert to fraction form
    2,028,120.39/2,798,806.97 = 1,110,409.02/x
  3. Step 3: Cross multiply
    2,028,120.39x = 2,798,806.97 × 1,110,409.02
  4. Step 4: Simplify right side
    2,028,120.39x = 3,107,820,507,502.89
  5. Step 5: Solve for x
    x = 3,107,820,507,502.89/2,028,120.39
  6. Step 6: Final answer
    x = 1,532,364.90

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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.