Finding the Fourth Proportional to 2,119,099.96, 2,924,394.42 and 1,152,236.76
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Solution
The fourth proportional to 2,119,099.96, 2,924,394.42 and 1,152,236.76 is: 1,590,106.56
Step by Step Solution
- Step 1: Write the proportion equation
2,119,099.96 : 2,924,394.42 = 1,152,236.76 : x - Step 2: Convert to fraction form
2,119,099.96/2,924,394.42 = 1,152,236.76/x - Step 3: Cross multiply
2,119,099.96x = 2,924,394.42 × 1,152,236.76 - Step 4: Simplify right side
2,119,099.96x = 3,369,594,751,462.88 - Step 5: Solve for x
x = 3,369,594,751,462.88/2,119,099.96 - Step 6: Final answer
x = 1,590,106.56
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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.