Finding the Fourth Proportional to 2,652,706.52, 3,980,044.98 and 1,842,664.12
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Solution
The fourth proportional to 2,652,706.52, 3,980,044.98 and 1,842,664.12 is: 2,764,680.53
Step by Step Solution
- Step 1: Write the proportion equation
2,652,706.52 : 3,980,044.98 = 1,842,664.12 : x - Step 2: Convert to fraction form
2,652,706.52/3,980,044.98 = 1,842,664.12/x - Step 3: Cross multiply
2,652,706.52x = 3,980,044.98 × 1,842,664.12 - Step 4: Simplify right side
2,652,706.52x = 7,333,886,080,632.12 - Step 5: Solve for x
x = 7,333,886,080,632.12/2,652,706.52 - Step 6: Final answer
x = 2,764,680.53
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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.