Finding the Fourth Proportional to 5,726,545.10, 7,902,162.26 and 3,371,368.94
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Solution
The fourth proportional to 5,726,545.10, 7,902,162.26 and 3,371,368.94 is: 4,652,212.45
Step by Step Solution
- Step 1: Write the proportion equation
5,726,545.10 : 7,902,162.26 = 3,371,368.94 : x - Step 2: Convert to fraction form
5,726,545.10/7,902,162.26 = 3,371,368.94/x - Step 3: Cross multiply
5,726,545.10x = 7,902,162.26 × 3,371,368.94 - Step 4: Simplify right side
5,726,545.10x = 26,641,104,402,204.20 - Step 5: Solve for x
x = 26,641,104,402,204.20/5,726,545.10 - Step 6: Final answer
x = 4,652,212.45
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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.