Finding the Fourth Proportional to 1,577,958.18, 2,177,050.41 and 898,413.54
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Solution
The fourth proportional to 1,577,958.18, 2,177,050.41 and 898,413.54 is: 1,239,507.86
Step by Step Solution
- Step 1: Write the proportion equation
1,577,958.18 : 2,177,050.41 = 898,413.54 : x - Step 2: Convert to fraction form
1,577,958.18/2,177,050.41 = 898,413.54/x - Step 3: Cross multiply
1,577,958.18x = 2,177,050.41 × 898,413.54 - Step 4: Simplify right side
1,577,958.18x = 1,955,891,565,606.55 - Step 5: Solve for x
x = 1,955,891,565,606.55/1,577,958.18 - Step 6: Final answer
x = 1,239,507.86
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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.