Finding the Fourth Proportional to 1,802,330.63, 2,487,279.54 and 986,534.98
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Solution
The fourth proportional to 1,802,330.63, 2,487,279.54 and 986,534.98 is: 1,361,452.89
Step by Step Solution
- Step 1: Write the proportion equation
1,802,330.63 : 2,487,279.54 = 986,534.98 : x - Step 2: Convert to fraction form
1,802,330.63/2,487,279.54 = 986,534.98/x - Step 3: Cross multiply
1,802,330.63x = 2,487,279.54 × 986,534.98 - Step 4: Simplify right side
1,802,330.63x = 2,453,788,253,879.24 - Step 5: Solve for x
x = 2,453,788,253,879.24/1,802,330.63 - Step 6: Final answer
x = 1,361,452.89
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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.