Finding the Fourth Proportional to 1,818,242.47, 2,727,363.58 and 1,727,324.02
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Solution
The fourth proportional to 1,818,242.47, 2,727,363.58 and 1,727,324.02 is: 2,590,985.91
Step by Step Solution
- Step 1: Write the proportion equation
1,818,242.47 : 2,727,363.58 = 1,727,324.02 : x - Step 2: Convert to fraction form
1,818,242.47/2,727,363.58 = 1,727,324.02/x - Step 3: Cross multiply
1,818,242.47x = 2,727,363.58 × 1,727,324.02 - Step 4: Simplify right side
1,818,242.47x = 4,711,040,623,007.19 - Step 5: Solve for x
x = 4,711,040,623,007.19/1,818,242.47 - Step 6: Final answer
x = 2,590,985.91
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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.