Finding the Fourth Proportional to 2,762,424.90, 3,810,775.68 and 1,845,882.93
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Solution
The fourth proportional to 2,762,424.90, 3,810,775.68 and 1,845,882.93 is: 2,546,402.54
Step by Step Solution
- Step 1: Write the proportion equation
2,762,424.90 : 3,810,775.68 = 1,845,882.93 : x - Step 2: Convert to fraction form
2,762,424.90/3,810,775.68 = 1,845,882.93/x - Step 3: Cross multiply
2,762,424.90x = 3,810,775.68 × 1,845,882.93 - Step 4: Simplify right side
2,762,424.90x = 7,034,245,777,771.14 - Step 5: Solve for x
x = 7,034,245,777,771.14/2,762,424.90 - Step 6: Final answer
x = 2,546,402.54
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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.