Finding the Fourth Proportional to 2,265,122.31, 3,125,869.25 and 1,246,527.06
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Solution
The fourth proportional to 2,265,122.31, 3,125,869.25 and 1,246,527.06 is: 1,720,207.60
Step by Step Solution
- Step 1: Write the proportion equation
2,265,122.31 : 3,125,869.25 = 1,246,527.06 : x - Step 2: Convert to fraction form
2,265,122.31/3,125,869.25 = 1,246,527.06/x - Step 3: Cross multiply
2,265,122.31x = 3,125,869.25 × 1,246,527.06 - Step 4: Simplify right side
2,265,122.31x = 3,896,480,606,146.91 - Step 5: Solve for x
x = 3,896,480,606,146.91/2,265,122.31 - Step 6: Final answer
x = 1,720,207.60
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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.