Finding the Fourth Proportional to 2,098,109.31, 3,135,220.02 and 1,575,376.77
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Solution
The fourth proportional to 2,098,109.31, 3,135,220.02 and 1,575,376.77 is: 2,354,096.98
Step by Step Solution
- Step 1: Write the proportion equation
2,098,109.31 : 3,135,220.02 = 1,575,376.77 : x - Step 2: Convert to fraction form
2,098,109.31/3,135,220.02 = 1,575,376.77/x - Step 3: Cross multiply
2,098,109.31x = 3,135,220.02 × 1,575,376.77 - Step 4: Simplify right side
2,098,109.31x = 4,939,152,788,346.94 - Step 5: Solve for x
x = 4,939,152,788,346.94/2,098,109.31 - Step 6: Final answer
x = 2,354,096.98
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.