Finding the Fourth Proportional to 4,744,352.16, 7,115,461.04 and 2,183,110.32
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Solution
The fourth proportional to 4,744,352.16, 7,115,461.04 and 2,183,110.32 is: 3,274,174.41
Step by Step Solution
- Step 1: Write the proportion equation
4,744,352.16 : 7,115,461.04 = 2,183,110.32 : x - Step 2: Convert to fraction form
4,744,352.16/7,115,461.04 = 2,183,110.32/x - Step 3: Cross multiply
4,744,352.16x = 7,115,461.04 × 2,183,110.32 - Step 4: Simplify right side
4,744,352.16x = 15,533,836,427,981.93 - Step 5: Solve for x
x = 15,533,836,427,981.93/4,744,352.16 - Step 6: Final answer
x = 3,274,174.41
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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.