Finding the Fourth Proportional to 2,266,121.36, 3,402,532.20 and 1,512,657.20
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Solution
The fourth proportional to 2,266,121.36, 3,402,532.20 and 1,512,657.20 is: 2,271,222.06
Step by Step Solution
- Step 1: Write the proportion equation
2,266,121.36 : 3,402,532.20 = 1,512,657.20 : x - Step 2: Convert to fraction form
2,266,121.36/3,402,532.20 = 1,512,657.20/x - Step 3: Cross multiply
2,266,121.36x = 3,402,532.20 × 1,512,657.20 - Step 4: Simplify right side
2,266,121.36x = 5,146,864,805,985.89 - Step 5: Solve for x
x = 5,146,864,805,985.89/2,266,121.36 - Step 6: Final answer
x = 2,271,222.06
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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.