Finding the Fourth Proportional to 4,810,043.37, 6,636,013.05 and 2,745,173.67
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Solution
The fourth proportional to 4,810,043.37, 6,636,013.05 and 2,745,173.67 is: 3,787,285.66
Step by Step Solution
- Step 1: Write the proportion equation
4,810,043.37 : 6,636,013.05 = 2,745,173.67 : x - Step 2: Convert to fraction form
4,810,043.37/6,636,013.05 = 2,745,173.67/x - Step 3: Cross multiply
4,810,043.37x = 6,636,013.05 × 2,745,173.67 - Step 4: Simplify right side
4,810,043.37x = 18,217,008,298,636.39 - Step 5: Solve for x
x = 18,217,008,298,636.39/4,810,043.37 - Step 6: Final answer
x = 3,787,285.66
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1.5x scale
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.