Finding the Fourth Proportional to 1,649,707.36, 2,474,747.96 and 1,480,186.16
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Solution
The fourth proportional to 1,649,707.36, 2,474,747.96 and 1,480,186.16 is: 2,220,446.95
Step by Step Solution
- Step 1: Write the proportion equation
1,649,707.36 : 2,474,747.96 = 1,480,186.16 : x - Step 2: Convert to fraction form
1,649,707.36/2,474,747.96 = 1,480,186.16/x - Step 3: Cross multiply
1,649,707.36x = 2,474,747.96 × 1,480,186.16 - Step 4: Simplify right side
1,649,707.36x = 3,663,087,679,880.23 - Step 5: Solve for x
x = 3,663,087,679,880.23/1,649,707.36 - Step 6: Final answer
x = 2,220,446.95
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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.