Finding the Fourth Proportional to 1,957,710.96, 2,701,600.43 and 1,086,495.08
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Solution
The fourth proportional to 1,957,710.96, 2,701,600.43 and 1,086,495.08 is: 1,499,340.62
Step by Step Solution
- Step 1: Write the proportion equation
1,957,710.96 : 2,701,600.43 = 1,086,495.08 : x - Step 2: Convert to fraction form
1,957,710.96/2,701,600.43 = 1,086,495.08/x - Step 3: Cross multiply
1,957,710.96x = 2,701,600.43 × 1,086,495.08 - Step 4: Simplify right side
1,957,710.96x = 2,935,275,556,380.41 - Step 5: Solve for x
x = 2,935,275,556,380.41/1,957,710.96 - Step 6: Final answer
x = 1,499,340.62
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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.