Finding the Fourth Proportional to 6,306,270.35, 8,702,652.78 and 3,405,660.98
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Solution
The fourth proportional to 6,306,270.35, 8,702,652.78 and 3,405,660.98 is: 4,699,811.99
Step by Step Solution
- Step 1: Write the proportion equation
6,306,270.35 : 8,702,652.78 = 3,405,660.98 : x - Step 2: Convert to fraction form
6,306,270.35/8,702,652.78 = 3,405,660.98/x - Step 3: Cross multiply
6,306,270.35x = 8,702,652.78 × 3,405,660.98 - Step 4: Simplify right side
6,306,270.35x = 29,638,284,951,821.26 - Step 5: Solve for x
x = 29,638,284,951,821.26/6,306,270.35 - Step 6: Final answer
x = 4,699,811.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.