Finding the Fourth Proportional to 1,486,236.18, 2,051,132.42 and 841,771.02
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Solution
The fourth proportional to 1,486,236.18, 2,051,132.42 and 841,771.02 is: 1,161,715.65
Step by Step Solution
- Step 1: Write the proportion equation
1,486,236.18 : 2,051,132.42 = 841,771.02 : x - Step 2: Convert to fraction form
1,486,236.18/2,051,132.42 = 841,771.02/x - Step 3: Cross multiply
1,486,236.18x = 2,051,132.42 × 841,771.02 - Step 4: Simplify right side
1,486,236.18x = 1,726,583,829,338.47 - Step 5: Solve for x
x = 1,726,583,829,338.47/1,486,236.18 - Step 6: Final answer
x = 1,161,715.65
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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.