Finding the Fourth Proportional to 4,041,664.20, 5,577,493.14 and 2,230,823.88
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Solution
The fourth proportional to 4,041,664.20, 5,577,493.14 and 2,230,823.88 is: 3,078,535.05
Step by Step Solution
- Step 1: Write the proportion equation
4,041,664.20 : 5,577,493.14 = 2,230,823.88 : x - Step 2: Convert to fraction form
4,041,664.20/5,577,493.14 = 2,230,823.88/x - Step 3: Cross multiply
4,041,664.20x = 5,577,493.14 × 2,230,823.88 - Step 4: Simplify right side
4,041,664.20x = 12,442,404,887,248.18 - Step 5: Solve for x
x = 12,442,404,887,248.18/4,041,664.20 - Step 6: Final answer
x = 3,078,535.05
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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.