Finding the Fourth Proportional to 3,599,221.50, 4,966,984.68 and 2,149,043.66
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Solution
The fourth proportional to 3,599,221.50, 4,966,984.68 and 2,149,043.66 is: 2,965,715.48
Step by Step Solution
- Step 1: Write the proportion equation
3,599,221.50 : 4,966,984.68 = 2,149,043.66 : x - Step 2: Convert to fraction form
3,599,221.50/4,966,984.68 = 2,149,043.66/x - Step 3: Cross multiply
3,599,221.50x = 4,966,984.68 × 2,149,043.66 - Step 4: Simplify right side
3,599,221.50x = 10,674,266,935,871.13 - Step 5: Solve for x
x = 10,674,266,935,871.13/3,599,221.50 - Step 6: Final answer
x = 2,965,715.48
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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.