Finding the Fourth Proportional to 2,283,677.31, 3,151,474.61 and 1,251,224.28
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Solution
The fourth proportional to 2,283,677.31, 3,151,474.61 and 1,251,224.28 is: 1,726,689.46
Step by Step Solution
- Step 1: Write the proportion equation
2,283,677.31 : 3,151,474.61 = 1,251,224.28 : x - Step 2: Convert to fraction form
2,283,677.31/3,151,474.61 = 1,251,224.28/x - Step 3: Cross multiply
2,283,677.31x = 3,151,474.61 × 1,251,224.28 - Step 4: Simplify right side
2,283,677.31x = 3,943,201,543,579.41 - Step 5: Solve for x
x = 3,943,201,543,579.41/2,283,677.31 - Step 6: Final answer
x = 1,726,689.46
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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.