Finding the Fourth Proportional to 2,427,173.15, 3,349,579.36 and 1,324,664.76
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Solution
The fourth proportional to 2,427,173.15, 3,349,579.36 and 1,324,664.76 is: 1,828,081.25
Step by Step Solution
- Step 1: Write the proportion equation
2,427,173.15 : 3,349,579.36 = 1,324,664.76 : x - Step 2: Convert to fraction form
2,427,173.15/3,349,579.36 = 1,324,664.76/x - Step 3: Cross multiply
2,427,173.15x = 3,349,579.36 × 1,324,664.76 - Step 4: Simplify right side
2,427,173.15x = 4,437,069,737,602.05 - Step 5: Solve for x
x = 4,437,069,737,602.05/2,427,173.15 - Step 6: Final answer
x = 1,828,081.25
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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.