Finding the Fourth Proportional to 3,456,541.08, 4,768,696.29 and 2,165,133.24
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Solution
The fourth proportional to 3,456,541.08, 4,768,696.29 and 2,165,133.24 is: 2,987,050.53
Step by Step Solution
- Step 1: Write the proportion equation
3,456,541.08 : 4,768,696.29 = 2,165,133.24 : x - Step 2: Convert to fraction form
3,456,541.08/4,768,696.29 = 2,165,133.24/x - Step 3: Cross multiply
3,456,541.08x = 4,768,696.29 × 2,165,133.24 - Step 4: Simplify right side
3,456,541.08x = 10,324,862,848,943.68 - Step 5: Solve for x
x = 10,324,862,848,943.68/3,456,541.08 - Step 6: Final answer
x = 2,987,050.53
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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.