Finding the Fourth Proportional to 1,540,669.17, 2,310,552.21 and 580,431.96
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Solution
The fourth proportional to 1,540,669.17, 2,310,552.21 and 580,431.96 is: 870,477.82
Step by Step Solution
- Step 1: Write the proportion equation
1,540,669.17 : 2,310,552.21 = 580,431.96 : x - Step 2: Convert to fraction form
1,540,669.17/2,310,552.21 = 580,431.96/x - Step 3: Cross multiply
1,540,669.17x = 2,310,552.21 × 580,431.96 - Step 4: Simplify right side
1,540,669.17x = 1,341,118,347,932.63 - Step 5: Solve for x
x = 1,341,118,347,932.63/1,540,669.17 - Step 6: Final answer
x = 870,477.82
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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.