Finding the Fourth Proportional to 5,814,821.32, 8,722,231.40 and 1,554,878.84
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Solution
The fourth proportional to 5,814,821.32, 8,722,231.40 and 1,554,878.84 is: 2,332,318.10
Step by Step Solution
- Step 1: Write the proportion equation
5,814,821.32 : 8,722,231.40 = 1,554,878.84 : x - Step 2: Convert to fraction form
5,814,821.32/8,722,231.40 = 1,554,878.84/x - Step 3: Cross multiply
5,814,821.32x = 8,722,231.40 × 1,554,878.84 - Step 4: Simplify right side
5,814,821.32x = 13,562,012,997,832.42 - Step 5: Solve for x
x = 13,562,012,997,832.42/5,814,821.32 - Step 6: Final answer
x = 2,332,318.10
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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.