Finding the Fourth Proportional to 2,273,102.92, 3,135,898.03 and 1,390,090.85
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Solution
The fourth proportional to 2,273,102.92, 3,135,898.03 and 1,390,090.85 is: 1,917,723.62
Step by Step Solution
- Step 1: Write the proportion equation
2,273,102.92 : 3,135,898.03 = 1,390,090.85 : x - Step 2: Convert to fraction form
2,273,102.92/3,135,898.03 = 1,390,090.85/x - Step 3: Cross multiply
2,273,102.92x = 3,135,898.03 × 1,390,090.85 - Step 4: Simplify right side
2,273,102.92x = 4,359,183,158,036.03 - Step 5: Solve for x
x = 4,359,183,158,036.03/2,273,102.92 - Step 6: Final answer
x = 1,917,723.62
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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.