Finding the Fourth Proportional to 4,135,153.31, 6,203,118.96 and 1,217,248.10
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Solution
The fourth proportional to 4,135,153.31, 6,203,118.96 and 1,217,248.10 is: 1,825,986.65
Step by Step Solution
- Step 1: Write the proportion equation
4,135,153.31 : 6,203,118.96 = 1,217,248.10 : x - Step 2: Convert to fraction form
4,135,153.31/6,203,118.96 = 1,217,248.10/x - Step 3: Cross multiply
4,135,153.31x = 6,203,118.96 × 1,217,248.10 - Step 4: Simplify right side
4,135,153.31x = 7,550,734,737,118.38 - Step 5: Solve for x
x = 7,550,734,737,118.38/4,135,153.31 - Step 6: Final answer
x = 1,825,986.65
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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.