Finding the Fourth Proportional to 1,512,285.08, 2,264,692.70 and 1,127,110.44
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Solution
The fourth proportional to 1,512,285.08, 2,264,692.70 and 1,127,110.44 is: 1,687,882.01
Step by Step Solution
- Step 1: Write the proportion equation
1,512,285.08 : 2,264,692.70 = 1,127,110.44 : x - Step 2: Convert to fraction form
1,512,285.08/2,264,692.70 = 1,127,110.44/x - Step 3: Cross multiply
1,512,285.08x = 2,264,692.70 × 1,127,110.44 - Step 4: Simplify right side
1,512,285.08x = 2,552,558,785,561.79 - Step 5: Solve for x
x = 2,552,558,785,561.79/1,512,285.08 - Step 6: Final answer
x = 1,687,882.01
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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.