Finding the Fourth Proportional to 2,655,260.88, 3,979,124.28 and 2,045,743.44
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Solution
The fourth proportional to 2,655,260.88, 3,979,124.28 and 2,045,743.44 is: 3,065,712.85
Step by Step Solution
- Step 1: Write the proportion equation
2,655,260.88 : 3,979,124.28 = 2,045,743.44 : x - Step 2: Convert to fraction form
2,655,260.88/3,979,124.28 = 2,045,743.44/x - Step 3: Cross multiply
2,655,260.88x = 3,979,124.28 × 2,045,743.44 - Step 4: Simplify right side
2,655,260.88x = 8,140,267,392,754.72 - Step 5: Solve for x
x = 8,140,267,392,754.72/2,655,260.88 - Step 6: Final answer
x = 3,065,712.85
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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.