Finding the Fourth Proportional to 2,678,102.03, 4,015,407.09 and 971,923.70
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Solution
The fourth proportional to 2,678,102.03, 4,015,407.09 and 971,923.70 is: 1,457,251.92
Step by Step Solution
- Step 1: Write the proportion equation
2,678,102.03 : 4,015,407.09 = 971,923.70 : x - Step 2: Convert to fraction form
2,678,102.03/4,015,407.09 = 971,923.70/x - Step 3: Cross multiply
2,678,102.03x = 4,015,407.09 × 971,923.70 - Step 4: Simplify right side
2,678,102.03x = 3,902,669,315,919.03 - Step 5: Solve for x
x = 3,902,669,315,919.03/2,678,102.03 - Step 6: Final answer
x = 1,457,251.92
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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.