Finding the Fourth Proportional to 1,341,213.18, 1,850,887.29 and 729,379.08
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Solution
The fourth proportional to 1,341,213.18, 1,850,887.29 and 729,379.08 is: 1,006,550.26
Step by Step Solution
- Step 1: Write the proportion equation
1,341,213.18 : 1,850,887.29 = 729,379.08 : x - Step 2: Convert to fraction form
1,341,213.18/1,850,887.29 = 729,379.08/x - Step 3: Cross multiply
1,341,213.18x = 1,850,887.29 × 729,379.08 - Step 4: Simplify right side
1,341,213.18x = 1,349,998,468,763.89 - Step 5: Solve for x
x = 1,349,998,468,763.89/1,341,213.18 - Step 6: Final answer
x = 1,006,550.26
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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.