Finding the Fourth Proportional to 3,665,802.26, 5,058,923.12 and 2,117,035.92
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Solution
The fourth proportional to 3,665,802.26, 5,058,923.12 and 2,117,035.92 is: 2,921,576.56
Step by Step Solution
- Step 1: Write the proportion equation
3,665,802.26 : 5,058,923.12 = 2,117,035.92 : x - Step 2: Convert to fraction form
3,665,802.26/5,058,923.12 = 2,117,035.92/x - Step 3: Cross multiply
3,665,802.26x = 5,058,923.12 × 2,117,035.92 - Step 4: Simplify right side
3,665,802.26x = 10,709,921,966,851.06 - Step 5: Solve for x
x = 10,709,921,966,851.06/3,665,802.26 - Step 6: Final answer
x = 2,921,576.56
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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.