Finding the Fourth Proportional to 4,023,578.80, 6,019,621.80 and 2,606,402.80
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Solution
The fourth proportional to 4,023,578.80, 6,019,621.80 and 2,606,402.80 is: 3,899,403.96
Step by Step Solution
- Step 1: Write the proportion equation
4,023,578.80 : 6,019,621.80 = 2,606,402.80 : x - Step 2: Convert to fraction form
4,023,578.80/6,019,621.80 = 2,606,402.80/x - Step 3: Cross multiply
4,023,578.80x = 6,019,621.80 × 2,606,402.80 - Step 4: Simplify right side
4,023,578.80x = 15,689,559,114,461.04 - Step 5: Solve for x
x = 15,689,559,114,461.04/4,023,578.80 - Step 6: Final answer
x = 3,899,403.96
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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.