Finding the Fourth Proportional to 2,125,000.02, 2,932,414.65 and 1,158,109.55
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Solution
The fourth proportional to 2,125,000.02, 2,932,414.65 and 1,158,109.55 is: 1,598,144.65
Step by Step Solution
- Step 1: Write the proportion equation
2,125,000.02 : 2,932,414.65 = 1,158,109.55 : x - Step 2: Convert to fraction form
2,125,000.02/2,932,414.65 = 1,158,109.55/x - Step 3: Cross multiply
2,125,000.02x = 2,932,414.65 × 1,158,109.55 - Step 4: Simplify right side
2,125,000.02x = 3,396,057,407,059.39 - Step 5: Solve for x
x = 3,396,057,407,059.39/2,125,000.02 - Step 6: Final answer
x = 1,598,144.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.