Finding the Fourth Proportional to 3,240,965.99, 4,860,653.97 and 1,535,047.67
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Solution
The fourth proportional to 3,240,965.99, 4,860,653.97 and 1,535,047.67 is: 2,302,194.95
Step by Step Solution
- Step 1: Write the proportion equation
3,240,965.99 : 4,860,653.97 = 1,535,047.67 : x - Step 2: Convert to fraction form
3,240,965.99/4,860,653.97 = 1,535,047.67/x - Step 3: Cross multiply
3,240,965.99x = 4,860,653.97 × 1,535,047.67 - Step 4: Simplify right side
3,240,965.99x = 7,461,335,551,324.75 - Step 5: Solve for x
x = 7,461,335,551,324.75/3,240,965.99 - Step 6: Final answer
x = 2,302,194.95
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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.