Finding the Fourth Proportional to 4,690,057.74, 6,472,216.17 and 2,625,072.70
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Solution
The fourth proportional to 4,690,057.74, 6,472,216.17 and 2,625,072.70 is: 3,622,564.77
Step by Step Solution
- Step 1: Write the proportion equation
4,690,057.74 : 6,472,216.17 = 2,625,072.70 : x - Step 2: Convert to fraction form
4,690,057.74/6,472,216.17 = 2,625,072.70/x - Step 3: Cross multiply
4,690,057.74x = 6,472,216.17 × 2,625,072.70 - Step 4: Simplify right side
4,690,057.74x = 16,990,037,960,185.02 - Step 5: Solve for x
x = 16,990,037,960,185.02/4,690,057.74 - Step 6: Final answer
x = 3,622,564.77
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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.