Home / 4,585,442.30-6,876,413.85-1,389,506.30

Finding the Fourth Proportional to 4,585,442.30, 6,876,413.85 and 1,389,506.30

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Solution

The fourth proportional to 4,585,442.30, 6,876,413.85 and 1,389,506.30 is: 2,083,729.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585,442.30 : 6,876,413.85 = 1,389,506.30 : x
  2. Step 2: Convert to fraction form
    4,585,442.30/6,876,413.85 = 1,389,506.30/x
  3. Step 3: Cross multiply
    4,585,442.30x = 6,876,413.85 × 1,389,506.30
  4. Step 4: Simplify right side
    4,585,442.30x = 9,554,820,365,982.25
  5. Step 5: Solve for x
    x = 9,554,820,365,982.25/4,585,442.30
  6. Step 6: Final answer
    x = 2,083,729.28

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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.