Finding the Fourth Proportional to 1,167,193.01, 1,610,726.36 and 630,649.01
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Solution
The fourth proportional to 1,167,193.01, 1,610,726.36 and 630,649.01 is: 870,295.63
Step by Step Solution
- Step 1: Write the proportion equation
1,167,193.01 : 1,610,726.36 = 630,649.01 : x - Step 2: Convert to fraction form
1,167,193.01/1,610,726.36 = 630,649.01/x - Step 3: Cross multiply
1,167,193.01x = 1,610,726.36 × 630,649.01 - Step 4: Simplify right side
1,167,193.01x = 1,015,802,981,161.66 - Step 5: Solve for x
x = 1,015,802,981,161.66/1,167,193.01 - Step 6: Final answer
x = 870,295.63
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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.