Finding the Fourth Proportional to 2,823,872.08, 3,896,973.57 and 1,534,712.53
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Solution
The fourth proportional to 2,823,872.08, 3,896,973.57 and 1,534,712.53 is: 2,117,919.65
Step by Step Solution
- Step 1: Write the proportion equation
2,823,872.08 : 3,896,973.57 = 1,534,712.53 : x - Step 2: Convert to fraction form
2,823,872.08/3,896,973.57 = 1,534,712.53/x - Step 3: Cross multiply
2,823,872.08x = 3,896,973.57 × 1,534,712.53 - Step 4: Simplify right side
2,823,872.08x = 5,980,734,166,957.83 - Step 5: Solve for x
x = 5,980,734,166,957.83/2,823,872.08 - Step 6: Final answer
x = 2,117,919.65
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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.