Finding the Fourth Proportional to 1,350,831.36, 1,864,161.98 and 738,971.00
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Solution
The fourth proportional to 1,350,831.36, 1,864,161.98 and 738,971.00 is: 1,019,788.02
Step by Step Solution
- Step 1: Write the proportion equation
1,350,831.36 : 1,864,161.98 = 738,971.00 : x - Step 2: Convert to fraction form
1,350,831.36/1,864,161.98 = 738,971.00/x - Step 3: Cross multiply
1,350,831.36x = 1,864,161.98 × 738,971.00 - Step 4: Simplify right side
1,350,831.36x = 1,377,561,635,049.20 - Step 5: Solve for x
x = 1,377,561,635,049.20/1,350,831.36 - Step 6: Final answer
x = 1,019,788.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.