Finding the Fourth Proportional to 2,731,680.01, 3,769,619.61 and 1,507,959.26
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Solution
The fourth proportional to 2,731,680.01, 3,769,619.61 and 1,507,959.26 is: 2,080,929.23
Step by Step Solution
- Step 1: Write the proportion equation
2,731,680.01 : 3,769,619.61 = 1,507,959.26 : x - Step 2: Convert to fraction form
2,731,680.01/3,769,619.61 = 1,507,959.26/x - Step 3: Cross multiply
2,731,680.01x = 3,769,619.61 × 1,507,959.26 - Step 4: Simplify right side
2,731,680.01x = 5,684,432,778,728.99 - Step 5: Solve for x
x = 5,684,432,778,728.99/2,731,680.01 - Step 6: Final answer
x = 2,080,929.23
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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.