Finding the Fourth Proportional to 2,699,013.82, 3,724,638.80 and 1,475,324.26
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Solution
The fourth proportional to 2,699,013.82, 3,724,638.80 and 1,475,324.26 is: 2,035,947.33
Step by Step Solution
- Step 1: Write the proportion equation
2,699,013.82 : 3,724,638.80 = 1,475,324.26 : x - Step 2: Convert to fraction form
2,699,013.82/3,724,638.80 = 1,475,324.26/x - Step 3: Cross multiply
2,699,013.82x = 3,724,638.80 × 1,475,324.26 - Step 4: Simplify right side
2,699,013.82x = 5,495,049,981,377.29 - Step 5: Solve for x
x = 5,495,049,981,377.29/2,699,013.82 - Step 6: Final answer
x = 2,035,947.33
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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.