Home / 1,307,705.76-1,804,635.48-734,745.60

Finding the Fourth Proportional to 1,307,705.76, 1,804,635.48 and 734,745.60

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Solution

The fourth proportional to 1,307,705.76, 1,804,635.48 and 734,745.60 is: 1,013,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,705.76 : 1,804,635.48 = 734,745.60 : x
  2. Step 2: Convert to fraction form
    1,307,705.76/1,804,635.48 = 734,745.60/x
  3. Step 3: Cross multiply
    1,307,705.76x = 1,804,635.48 × 734,745.60
  4. Step 4: Simplify right side
    1,307,705.76x = 1,325,947,978,533.89
  5. Step 5: Solve for x
    x = 1,325,947,978,533.89/1,307,705.76
  6. Step 6: Final answer
    x = 1,013,949.79

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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.