Finding the Fourth Proportional to 3,445,828.08, 4,750,143.48 and 2,205,301.68
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Solution
The fourth proportional to 3,445,828.08, 4,750,143.48 and 2,205,301.68 is: 3,040,052.83
Step by Step Solution
- Step 1: Write the proportion equation
3,445,828.08 : 4,750,143.48 = 2,205,301.68 : x - Step 2: Convert to fraction form
3,445,828.08/4,750,143.48 = 2,205,301.68/x - Step 3: Cross multiply
3,445,828.08x = 4,750,143.48 × 2,205,301.68 - Step 4: Simplify right side
3,445,828.08x = 10,475,499,396,685.05 - Step 5: Solve for x
x = 10,475,499,396,685.05/3,445,828.08 - Step 6: Final answer
x = 3,040,052.83
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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.