Finding the Fourth Proportional to 1,424,444.26, 2,135,669.94 and 714,084.79
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Solution
The fourth proportional to 1,424,444.26, 2,135,669.94 and 714,084.79 is: 1,070,627.66
Step by Step Solution
- Step 1: Write the proportion equation
1,424,444.26 : 2,135,669.94 = 714,084.79 : x - Step 2: Convert to fraction form
1,424,444.26/2,135,669.94 = 714,084.79/x - Step 3: Cross multiply
1,424,444.26x = 2,135,669.94 × 714,084.79 - Step 4: Simplify right side
1,424,444.26x = 1,525,049,420,614.21 - Step 5: Solve for x
x = 1,525,049,420,614.21/1,424,444.26 - Step 6: Final answer
x = 1,070,627.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.