Home / 1,198,851.63-1,798,235.97-300,301.11

Finding the Fourth Proportional to 1,198,851.63, 1,798,235.97 and 300,301.11

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Solution

The fourth proportional to 1,198,851.63, 1,798,235.97 and 300,301.11 is: 450,441.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,851.63 : 1,798,235.97 = 300,301.11 : x
  2. Step 2: Convert to fraction form
    1,198,851.63/1,798,235.97 = 300,301.11/x
  3. Step 3: Cross multiply
    1,198,851.63x = 1,798,235.97 × 300,301.11
  4. Step 4: Simplify right side
    1,198,851.63x = 540,012,257,832.93
  5. Step 5: Solve for x
    x = 540,012,257,832.93/1,198,851.63
  6. Step 6: Final answer
    x = 450,441.28

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1.5x scale

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.