Home / 1,408,627.64-1,943,891.84-764,034

Finding the Fourth Proportional to 1,408,627.64, 1,943,891.84 and 764,034

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Solution

The fourth proportional to 1,408,627.64, 1,943,891.84 and 764,034 is: 1,054,359.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,627.64 : 1,943,891.84 = 764,034 : x
  2. Step 2: Convert to fraction form
    1,408,627.64/1,943,891.84 = 764,034/x
  3. Step 3: Cross multiply
    1,408,627.64x = 1,943,891.84 × 764,034
  4. Step 4: Simplify right side
    1,408,627.64x = 1,485,199,458,082.56
  5. Step 5: Solve for x
    x = 1,485,199,458,082.56/1,408,627.64
  6. Step 6: Final answer
    x = 1,054,359.16

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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.