Finding the Fourth Proportional to 1,737,714.80, 2,605,405.80 and 839,586.80
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Solution
The fourth proportional to 1,737,714.80, 2,605,405.80 and 839,586.80 is: 1,258,816.65
Step by Step Solution
- Step 1: Write the proportion equation
1,737,714.80 : 2,605,405.80 = 839,586.80 : x - Step 2: Convert to fraction form
1,737,714.80/2,605,405.80 = 839,586.80/x - Step 3: Cross multiply
1,737,714.80x = 2,605,405.80 × 839,586.80 - Step 4: Simplify right side
1,737,714.80x = 2,187,464,318,323.44 - Step 5: Solve for x
x = 2,187,464,318,323.44/1,737,714.80 - Step 6: Final answer
x = 1,258,816.65
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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.