Finding the Fourth Proportional to 4,294,986.88, 5,927,120.38 and 2,334,868.99
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Solution
The fourth proportional to 4,294,986.88, 5,927,120.38 and 2,334,868.99 is: 3,222,140.13
Step by Step Solution
- Step 1: Write the proportion equation
4,294,986.88 : 5,927,120.38 = 2,334,868.99 : x - Step 2: Convert to fraction form
4,294,986.88/5,927,120.38 = 2,334,868.99/x - Step 3: Cross multiply
4,294,986.88x = 5,927,120.38 × 2,334,868.99 - Step 4: Simplify right side
4,294,986.88x = 13,839,049,583,566.22 - Step 5: Solve for x
x = 13,839,049,583,566.22/4,294,986.88 - Step 6: Final answer
x = 3,222,140.13
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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.