Finding the Fourth Proportional to 1,514,941.75, 2,090,663.39 and 835,921.99
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Solution
The fourth proportional to 1,514,941.75, 2,090,663.39 and 835,921.99 is: 1,153,596.50
Step by Step Solution
- Step 1: Write the proportion equation
1,514,941.75 : 2,090,663.39 = 835,921.99 : x - Step 2: Convert to fraction form
1,514,941.75/2,090,663.39 = 835,921.99/x - Step 3: Cross multiply
1,514,941.75x = 2,090,663.39 × 835,921.99 - Step 4: Simplify right side
1,514,941.75x = 1,747,631,501,388.95 - Step 5: Solve for x
x = 1,747,631,501,388.95/1,514,941.75 - Step 6: Final answer
x = 1,153,596.50
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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.