Home / 2,757,671.87-4,137,172.29-864,413.28

Finding the Fourth Proportional to 2,757,671.87, 4,137,172.29 and 864,413.28

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Solution

The fourth proportional to 2,757,671.87, 4,137,172.29 and 864,413.28 is: 1,296,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757,671.87 : 4,137,172.29 = 864,413.28 : x
  2. Step 2: Convert to fraction form
    2,757,671.87/4,137,172.29 = 864,413.28/x
  3. Step 3: Cross multiply
    2,757,671.87x = 4,137,172.29 × 864,413.28
  4. Step 4: Simplify right side
    2,757,671.87x = 3,576,226,669,124.01
  5. Step 5: Solve for x
    x = 3,576,226,669,124.01/2,757,671.87
  6. Step 6: Final answer
    x = 1,296,828.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.