Finding the Fourth Proportional to 5,182,369.02, 7,151,693.97 and 2,859,261.41
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Solution
The fourth proportional to 5,182,369.02, 7,151,693.97 and 2,859,261.41 is: 3,945,794.38
Step by Step Solution
- Step 1: Write the proportion equation
5,182,369.02 : 7,151,693.97 = 2,859,261.41 : x - Step 2: Convert to fraction form
5,182,369.02/7,151,693.97 = 2,859,261.41/x - Step 3: Cross multiply
5,182,369.02x = 7,151,693.97 × 2,859,261.41 - Step 4: Simplify right side
5,182,369.02x = 20,448,562,548,792.23 - Step 5: Solve for x
x = 20,448,562,548,792.23/5,182,369.02 - Step 6: Final answer
x = 3,945,794.38
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1.5x scale
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.