Home / 1,307,684.70-1,804,606.47-734,724.54

Finding the Fourth Proportional to 1,307,684.70, 1,804,606.47 and 734,724.54

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Solution

The fourth proportional to 1,307,684.70, 1,804,606.47 and 734,724.54 is: 1,013,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,684.70 : 1,804,606.47 = 734,724.54 : x
  2. Step 2: Convert to fraction form
    1,307,684.70/1,804,606.47 = 734,724.54/x
  3. Step 3: Cross multiply
    1,307,684.70x = 1,804,606.47 × 734,724.54
  4. Step 4: Simplify right side
    1,307,684.70x = 1,325,888,658,551.77
  5. Step 5: Solve for x
    x = 1,325,888,658,551.77/1,307,684.70
  6. Step 6: Final answer
    x = 1,013,920.76

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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.