Finding the Fourth Proportional to 1,365,625.25, 1,884,752.58 and 762,052.13
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Solution
The fourth proportional to 1,365,625.25, 1,884,752.58 and 762,052.13 is: 1,051,737.81
Step by Step Solution
- Step 1: Write the proportion equation
1,365,625.25 : 1,884,752.58 = 762,052.13 : x - Step 2: Convert to fraction form
1,365,625.25/1,884,752.58 = 762,052.13/x - Step 3: Cross multiply
1,365,625.25x = 1,884,752.58 × 762,052.13 - Step 4: Simplify right side
1,365,625.25x = 1,436,279,708,688.23 - Step 5: Solve for x
x = 1,436,279,708,688.23/1,365,625.25 - Step 6: Final answer
x = 1,051,737.81
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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.