Finding the Fourth Proportional to 4,023,579.80, 6,019,623.30 and 2,606,403.80
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Solution
The fourth proportional to 4,023,579.80, 6,019,623.30 and 2,606,403.80 is: 3,899,405.46
Step by Step Solution
- Step 1: Write the proportion equation
4,023,579.80 : 6,019,623.30 = 2,606,403.80 : x - Step 2: Convert to fraction form
4,023,579.80/6,019,623.30 = 2,606,403.80/x - Step 3: Cross multiply
4,023,579.80x = 6,019,623.30 × 2,606,403.80 - Step 4: Simplify right side
4,023,579.80x = 15,689,569,043,688.54 - Step 5: Solve for x
x = 15,689,569,043,688.54/4,023,579.80 - Step 6: Final answer
x = 3,899,405.46
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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.