Finding the Fourth Proportional to 1,802,330.13, 2,487,278.85 and 986,534.48
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Solution
The fourth proportional to 1,802,330.13, 2,487,278.85 and 986,534.48 is: 1,361,452.20
Step by Step Solution
- Step 1: Write the proportion equation
1,802,330.13 : 2,487,278.85 = 986,534.48 : x - Step 2: Convert to fraction form
1,802,330.13/2,487,278.85 = 986,534.48/x - Step 3: Cross multiply
1,802,330.13x = 2,487,278.85 × 986,534.48 - Step 4: Simplify right side
1,802,330.13x = 2,453,786,329,530.68 - Step 5: Solve for x
x = 2,453,786,329,530.68/1,802,330.13 - Step 6: Final answer
x = 1,361,452.20
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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.