Finding the Fourth Proportional to 1,040,471.19, 1,560,831.84 and 366,413.19
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Solution
The fourth proportional to 1,040,471.19, 1,560,831.84 and 366,413.19 is: 549,663.82
Step by Step Solution
- Step 1: Write the proportion equation
1,040,471.19 : 1,560,831.84 = 366,413.19 : x - Step 2: Convert to fraction form
1,040,471.19/1,560,831.84 = 366,413.19/x - Step 3: Cross multiply
1,040,471.19x = 1,560,831.84 × 366,413.19 - Step 4: Simplify right side
1,040,471.19x = 571,909,373,547.97 - Step 5: Solve for x
x = 571,909,373,547.97/1,040,471.19 - Step 6: Final answer
x = 549,663.82
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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.