Finding the Fourth Proportional to 1,512,502.22, 2,087,253.26 and 824,174.19
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Solution
The fourth proportional to 1,512,502.22, 2,087,253.26 and 824,174.19 is: 1,137,360.48
Step by Step Solution
- Step 1: Write the proportion equation
1,512,502.22 : 2,087,253.26 = 824,174.19 : x - Step 2: Convert to fraction form
1,512,502.22/2,087,253.26 = 824,174.19/x - Step 3: Cross multiply
1,512,502.22x = 2,087,253.26 × 824,174.19 - Step 4: Simplify right side
1,512,502.22x = 1,720,260,250,328.22 - Step 5: Solve for x
x = 1,720,260,250,328.22/1,512,502.22 - Step 6: Final answer
x = 1,137,360.48
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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.