Finding the Fourth Proportional to 1,527,405.96, 2,107,586.13 and 882,701.75
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Solution
The fourth proportional to 1,527,405.96, 2,107,586.13 and 882,701.75 is: 1,217,993.13
Step by Step Solution
- Step 1: Write the proportion equation
1,527,405.96 : 2,107,586.13 = 882,701.75 : x - Step 2: Convert to fraction form
1,527,405.96/2,107,586.13 = 882,701.75/x - Step 3: Cross multiply
1,527,405.96x = 2,107,586.13 × 882,701.75 - Step 4: Simplify right side
1,527,405.96x = 1,860,369,972,150.76 - Step 5: Solve for x
x = 1,860,369,972,150.76/1,527,405.96 - Step 6: Final answer
x = 1,217,993.13
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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.