Finding the Fourth Proportional to 5,413,225.01, 8,120,583.86 and 1,819,270.53
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Solution
The fourth proportional to 5,413,225.01, 8,120,583.86 and 1,819,270.53 is: 2,729,156.63
Step by Step Solution
- Step 1: Write the proportion equation
5,413,225.01 : 8,120,583.86 = 1,819,270.53 : x - Step 2: Convert to fraction form
5,413,225.01/8,120,583.86 = 1,819,270.53/x - Step 3: Cross multiply
5,413,225.01x = 8,120,583.86 × 1,819,270.53 - Step 4: Simplify right side
5,413,225.01x = 14,773,538,893,795.29 - Step 5: Solve for x
x = 14,773,538,893,795.29/5,413,225.01 - Step 6: Final answer
x = 2,729,156.63
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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.