Finding the Fourth Proportional to 2,690,579.68, 4,027,055.91 and 1,474,301.50
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Solution
The fourth proportional to 2,690,579.68, 4,027,055.91 and 1,474,301.50 is: 2,206,622.84
Step by Step Solution
- Step 1: Write the proportion equation
2,690,579.68 : 4,027,055.91 = 1,474,301.50 : x - Step 2: Convert to fraction form
2,690,579.68/4,027,055.91 = 1,474,301.50/x - Step 3: Cross multiply
2,690,579.68x = 4,027,055.91 × 1,474,301.50 - Step 4: Simplify right side
2,690,579.68x = 5,937,094,568,696.87 - Step 5: Solve for x
x = 5,937,094,568,696.87/2,690,579.68 - Step 6: Final answer
x = 2,206,622.84
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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.