Home / 1,307,360.08-1,804,338.52-734,443.84

Finding the Fourth Proportional to 1,307,360.08, 1,804,338.52 and 734,443.84

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Solution

The fourth proportional to 1,307,360.08, 1,804,338.52 and 734,443.84 is: 1,013,634.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,360.08 : 1,804,338.52 = 734,443.84 : x
  2. Step 2: Convert to fraction form
    1,307,360.08/1,804,338.52 = 734,443.84/x
  3. Step 3: Cross multiply
    1,307,360.08x = 1,804,338.52 × 734,443.84
  4. Step 4: Simplify right side
    1,307,360.08x = 1,325,185,311,288.72
  5. Step 5: Solve for x
    x = 1,325,185,311,288.72/1,307,360.08
  6. Step 6: Final answer
    x = 1,013,634.52

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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.