Home / 1,408,643.44-1,943,916.60-764,062

Finding the Fourth Proportional to 1,408,643.44, 1,943,916.60 and 764,062

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Solution

The fourth proportional to 1,408,643.44, 1,943,916.60 and 764,062 is: 1,054,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408,643.44 : 1,943,916.60 = 764,062 : x
  2. Step 2: Convert to fraction form
    1,408,643.44/1,943,916.60 = 764,062/x
  3. Step 3: Cross multiply
    1,408,643.44x = 1,943,916.60 × 764,062
  4. Step 4: Simplify right side
    1,408,643.44x = 1,485,272,805,229.20
  5. Step 5: Solve for x
    x = 1,485,272,805,229.20/1,408,643.44
  6. Step 6: Final answer
    x = 1,054,399.41

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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.