Finding the Fourth Proportional to 1,314,108.96, 1,813,858.19 and 770,362.44
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Solution
The fourth proportional to 1,314,108.96, 1,813,858.19 and 770,362.44 is: 1,063,327.52
Step by Step Solution
- Step 1: Write the proportion equation
1,314,108.96 : 1,813,858.19 = 770,362.44 : x - Step 2: Convert to fraction form
1,314,108.96/1,813,858.19 = 770,362.44/x - Step 3: Cross multiply
1,314,108.96x = 1,813,858.19 × 770,362.44 - Step 4: Simplify right side
1,314,108.96x = 1,397,328,221,062.38 - Step 5: Solve for x
x = 1,397,328,221,062.38/1,314,108.96 - Step 6: Final answer
x = 1,063,327.52
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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.