Finding the Fourth Proportional to 3,766,683.60, 5,647,951.80 and 1,241,038.80
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Solution
The fourth proportional to 3,766,683.60, 5,647,951.80 and 1,241,038.80 is: 1,860,874.99
Step by Step Solution
- Step 1: Write the proportion equation
3,766,683.60 : 5,647,951.80 = 1,241,038.80 : x - Step 2: Convert to fraction form
3,766,683.60/5,647,951.80 = 1,241,038.80/x - Step 3: Cross multiply
3,766,683.60x = 5,647,951.80 × 1,241,038.80 - Step 4: Simplify right side
3,766,683.60x = 7,009,327,324,329.84 - Step 5: Solve for x
x = 7,009,327,324,329.84/3,766,683.60 - Step 6: Final answer
x = 1,860,874.99
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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.