Finding the Fourth Proportional to 2,070,063.81, 3,105,731.07 and 1,059,894.99
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Solution
The fourth proportional to 2,070,063.81, 3,105,731.07 and 1,059,894.99 is: 1,590,167.79
Step by Step Solution
- Step 1: Write the proportion equation
2,070,063.81 : 3,105,731.07 = 1,059,894.99 : x - Step 2: Convert to fraction form
2,070,063.81/3,105,731.07 = 1,059,894.99/x - Step 3: Cross multiply
2,070,063.81x = 3,105,731.07 × 1,059,894.99 - Step 4: Simplify right side
2,070,063.81x = 3,291,748,801,380.34 - Step 5: Solve for x
x = 3,291,748,801,380.34/2,070,063.81 - Step 6: Final answer
x = 1,590,167.79
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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.