Finding the Fourth Proportional to 2,005,683.24, 3,008,481.12 and 489,379.44
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Solution
The fourth proportional to 2,005,683.24, 3,008,481.12 and 489,379.44 is: 734,058.49
Step by Step Solution
- Step 1: Write the proportion equation
2,005,683.24 : 3,008,481.12 = 489,379.44 : x - Step 2: Convert to fraction form
2,005,683.24/3,008,481.12 = 489,379.44/x - Step 3: Cross multiply
2,005,683.24x = 3,008,481.12 × 489,379.44 - Step 4: Simplify right side
2,005,683.24x = 1,472,288,805,756.17 - Step 5: Solve for x
x = 1,472,288,805,756.17/2,005,683.24 - Step 6: Final answer
x = 734,058.49
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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.