Home / 1,074,254.12-1,612,091.06-505,797.78

Finding the Fourth Proportional to 1,074,254.12, 1,612,091.06 and 505,797.78

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Solution

The fourth proportional to 1,074,254.12, 1,612,091.06 and 505,797.78 is: 759,030.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,254.12 : 1,612,091.06 = 505,797.78 : x
  2. Step 2: Convert to fraction form
    1,074,254.12/1,612,091.06 = 505,797.78/x
  3. Step 3: Cross multiply
    1,074,254.12x = 1,612,091.06 × 505,797.78
  4. Step 4: Simplify right side
    1,074,254.12x = 815,392,079,305.85
  5. Step 5: Solve for x
    x = 815,392,079,305.85/1,074,254.12
  6. Step 6: Final answer
    x = 759,030.91

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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.