Finding the Fourth Proportional to 1,107,945.49, 1,529,082.29 and 649,445.26
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Solution
The fourth proportional to 1,107,945.49, 1,529,082.29 and 649,445.26 is: 896,303.34
Step by Step Solution
- Step 1: Write the proportion equation
1,107,945.49 : 1,529,082.29 = 649,445.26 : x - Step 2: Convert to fraction form
1,107,945.49/1,529,082.29 = 649,445.26/x - Step 3: Cross multiply
1,107,945.49x = 1,529,082.29 × 649,445.26 - Step 4: Simplify right side
1,107,945.49x = 993,055,234,497.81 - Step 5: Solve for x
x = 993,055,234,497.81/1,107,945.49 - Step 6: Final answer
x = 896,303.34
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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.