Home / 5,813,913.21-8,720,205.41-1,554,413.60

Finding the Fourth Proportional to 5,813,913.21, 8,720,205.41 and 1,554,413.60

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Solution

The fourth proportional to 5,813,913.21, 8,720,205.41 and 1,554,413.60 is: 2,331,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813,913.21 : 8,720,205.41 = 1,554,413.60 : x
  2. Step 2: Convert to fraction form
    5,813,913.21/8,720,205.41 = 1,554,413.60/x
  3. Step 3: Cross multiply
    5,813,913.21x = 8,720,205.41 × 1,554,413.60
  4. Step 4: Simplify right side
    5,813,913.21x = 13,554,805,844,382.58
  5. Step 5: Solve for x
    x = 13,554,805,844,382.58/5,813,913.21
  6. Step 6: Final answer
    x = 2,331,442.76

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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.