Finding the Fourth Proportional to 4,371,269.70, 6,556,904.55 and 2,780,883.30
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Solution
The fourth proportional to 4,371,269.70, 6,556,904.55 and 2,780,883.30 is: 4,171,324.95
Step by Step Solution
- Step 1: Write the proportion equation
4,371,269.70 : 6,556,904.55 = 2,780,883.30 : x - Step 2: Convert to fraction form
4,371,269.70/6,556,904.55 = 2,780,883.30/x - Step 3: Cross multiply
4,371,269.70x = 6,556,904.55 × 2,780,883.30 - Step 4: Simplify right side
4,371,269.70x = 18,233,986,362,789.01 - Step 5: Solve for x
x = 18,233,986,362,789.01/4,371,269.70 - Step 6: Final answer
x = 4,171,324.95
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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.