Finding the Fourth Proportional to 3,719,181.77, 5,576,605.06 and 1,442,045.92
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Solution
The fourth proportional to 3,719,181.77, 5,576,605.06 and 1,442,045.92 is: 2,162,228.42
Step by Step Solution
- Step 1: Write the proportion equation
3,719,181.77 : 5,576,605.06 = 1,442,045.92 : x - Step 2: Convert to fraction form
3,719,181.77/5,576,605.06 = 1,442,045.92/x - Step 3: Cross multiply
3,719,181.77x = 5,576,605.06 × 1,442,045.92 - Step 4: Simplify right side
3,719,181.77x = 8,041,720,539,131.10 - Step 5: Solve for x
x = 8,041,720,539,131.10/3,719,181.77 - Step 6: Final answer
x = 2,162,228.42
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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.