Home / 1,177,458.31-1,624,467.31-667,865.44

Finding the Fourth Proportional to 1,177,458.31, 1,624,467.31 and 667,865.44

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Solution

The fourth proportional to 1,177,458.31, 1,624,467.31 and 667,865.44 is: 921,413.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,458.31 : 1,624,467.31 = 667,865.44 : x
  2. Step 2: Convert to fraction form
    1,177,458.31/1,624,467.31 = 667,865.44/x
  3. Step 3: Cross multiply
    1,177,458.31x = 1,624,467.31 × 667,865.44
  4. Step 4: Simplify right side
    1,177,458.31x = 1,084,925,574,758.77
  5. Step 5: Solve for x
    x = 1,084,925,574,758.77/1,177,458.31
  6. Step 6: Final answer
    x = 921,413.15

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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.