Finding the Fourth Proportional to 2,863,513.20, 4,295,269.80 and 2,723,545.20
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Solution
The fourth proportional to 2,863,513.20, 4,295,269.80 and 2,723,545.20 is: 4,085,317.80
Step by Step Solution
- Step 1: Write the proportion equation
2,863,513.20 : 4,295,269.80 = 2,723,545.20 : x - Step 2: Convert to fraction form
2,863,513.20/4,295,269.80 = 2,723,545.20/x - Step 3: Cross multiply
2,863,513.20x = 4,295,269.80 × 2,723,545.20 - Step 4: Simplify right side
2,863,513.20x = 11,698,361,446,494.96 - Step 5: Solve for x
x = 11,698,361,446,494.96/2,863,513.20 - Step 6: Final answer
x = 4,085,317.80
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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.