Finding the Fourth Proportional to 1,365,680.18, 1,884,638.75 and 753,833.12
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Solution
The fourth proportional to 1,365,680.18, 1,884,638.75 and 753,833.12 is: 1,040,289.75
Step by Step Solution
- Step 1: Write the proportion equation
1,365,680.18 : 1,884,638.75 = 753,833.12 : x - Step 2: Convert to fraction form
1,365,680.18/1,884,638.75 = 753,833.12/x - Step 3: Cross multiply
1,365,680.18x = 1,884,638.75 × 753,833.12 - Step 4: Simplify right side
1,365,680.18x = 1,420,703,095,793.04 - Step 5: Solve for x
x = 1,420,703,095,793.04/1,365,680.18 - Step 6: Final answer
x = 1,040,289.75
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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.