Finding the Fourth Proportional to 1,509,513.24, 2,083,425.72 and 865,365.60
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Solution
The fourth proportional to 1,509,513.24, 2,083,425.72 and 865,365.60 is: 1,194,375.05
Step by Step Solution
- Step 1: Write the proportion equation
1,509,513.24 : 2,083,425.72 = 865,365.60 : x - Step 2: Convert to fraction form
1,509,513.24/2,083,425.72 = 865,365.60/x - Step 3: Cross multiply
1,509,513.24x = 2,083,425.72 × 865,365.60 - Step 4: Simplify right side
1,509,513.24x = 1,802,924,948,243.23 - Step 5: Solve for x
x = 1,802,924,948,243.23/1,509,513.24 - Step 6: Final answer
x = 1,194,375.05
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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.