Finding the Fourth Proportional to 2,637,705.20, 3,956,557.80 and 954,201.20
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Solution
The fourth proportional to 2,637,705.20, 3,956,557.80 and 954,201.20 is: 1,431,301.80
Step by Step Solution
- Step 1: Write the proportion equation
2,637,705.20 : 3,956,557.80 = 954,201.20 : x - Step 2: Convert to fraction form
2,637,705.20/3,956,557.80 = 954,201.20/x - Step 3: Cross multiply
2,637,705.20x = 3,956,557.80 × 954,201.20 - Step 4: Simplify right side
2,637,705.20x = 3,775,352,200,629.36 - Step 5: Solve for x
x = 3,775,352,200,629.36/2,637,705.20 - Step 6: Final answer
x = 1,431,301.80
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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.