Finding the Fourth Proportional to 4,655,182.94, 6,979,295.44 and 3,211,747.49
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Solution
The fourth proportional to 4,655,182.94, 6,979,295.44 and 3,211,747.49 is: 4,815,220.99
Step by Step Solution
- Step 1: Write the proportion equation
4,655,182.94 : 6,979,295.44 = 3,211,747.49 : x - Step 2: Convert to fraction form
4,655,182.94/6,979,295.44 = 3,211,747.49/x - Step 3: Cross multiply
4,655,182.94x = 6,979,295.44 × 3,211,747.49 - Step 4: Simplify right side
4,655,182.94x = 22,415,734,611,388.45 - Step 5: Solve for x
x = 22,415,734,611,388.45/4,655,182.94 - Step 6: Final answer
x = 4,815,220.99
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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.