Finding the Fourth Proportional to 1,324,615.74, 1,985,725.62 and 482,970.66
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Solution
The fourth proportional to 1,324,615.74, 1,985,725.62 and 482,970.66 is: 724,019.19
Step by Step Solution
- Step 1: Write the proportion equation
1,324,615.74 : 1,985,725.62 = 482,970.66 : x - Step 2: Convert to fraction form
1,324,615.74/1,985,725.62 = 482,970.66/x - Step 3: Cross multiply
1,324,615.74x = 1,985,725.62 × 482,970.66 - Step 4: Simplify right side
1,324,615.74x = 959,047,213,270.31 - Step 5: Solve for x
x = 959,047,213,270.31/1,324,615.74 - Step 6: Final answer
x = 724,019.19
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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.