Home / 1,054,163.12-1,579,920.36-454,422.32

Finding the Fourth Proportional to 1,054,163.12, 1,579,920.36 and 454,422.32

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Solution

The fourth proportional to 1,054,163.12, 1,579,920.36 and 454,422.32 is: 681,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,163.12 : 1,579,920.36 = 454,422.32 : x
  2. Step 2: Convert to fraction form
    1,054,163.12/1,579,920.36 = 454,422.32/x
  3. Step 3: Cross multiply
    1,054,163.12x = 1,579,920.36 × 454,422.32
  4. Step 4: Simplify right side
    1,054,163.12x = 717,951,075,406.44
  5. Step 5: Solve for x
    x = 717,951,075,406.44/1,054,163.12
  6. Step 6: Final answer
    x = 681,062.60

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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.