Finding the Fourth Proportional to 4,154,355.99, 6,230,910.68 and 1,314,099.09
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Solution
The fourth proportional to 4,154,355.99, 6,230,910.68 and 1,314,099.09 is: 1,970,951.47
Step by Step Solution
- Step 1: Write the proportion equation
4,154,355.99 : 6,230,910.68 = 1,314,099.09 : x - Step 2: Convert to fraction form
4,154,355.99/6,230,910.68 = 1,314,099.09/x - Step 3: Cross multiply
4,154,355.99x = 6,230,910.68 × 1,314,099.09 - Step 4: Simplify right side
4,154,355.99x = 8,188,034,047,888.79 - Step 5: Solve for x
x = 8,188,034,047,888.79/4,154,355.99 - Step 6: Final answer
x = 1,970,951.47
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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.