Finding the Fourth Proportional to 4,181,695.07, 5,772,766.32 and 2,804,535.70
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Solution
The fourth proportional to 4,181,695.07, 5,772,766.32 and 2,804,535.70 is: 3,871,618.80
Step by Step Solution
- Step 1: Write the proportion equation
4,181,695.07 : 5,772,766.32 = 2,804,535.70 : x - Step 2: Convert to fraction form
4,181,695.07/5,772,766.32 = 2,804,535.70/x - Step 3: Cross multiply
4,181,695.07x = 5,772,766.32 × 2,804,535.70 - Step 4: Simplify right side
4,181,695.07x = 16,189,929,217,765.71 - Step 5: Solve for x
x = 16,189,929,217,765.71/4,181,695.07 - Step 6: Final answer
x = 3,871,618.80
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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.