Finding the Fourth Proportional to 2,324,068.17, 3,207,216.36 and 1,291,672.61
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Solution
The fourth proportional to 2,324,068.17, 3,207,216.36 and 1,291,672.61 is: 1,782,509.47
Step by Step Solution
- Step 1: Write the proportion equation
2,324,068.17 : 3,207,216.36 = 1,291,672.61 : x - Step 2: Convert to fraction form
2,324,068.17/3,207,216.36 = 1,291,672.61/x - Step 3: Cross multiply
2,324,068.17x = 3,207,216.36 × 1,291,672.61 - Step 4: Simplify right side
2,324,068.17x = 4,142,673,540,921.26 - Step 5: Solve for x
x = 4,142,673,540,921.26/2,324,068.17 - Step 6: Final answer
x = 1,782,509.47
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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.