Finding the Fourth Proportional to 4,822,366.10, 6,655,197.84 and 3,187,938.98
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Solution
The fourth proportional to 4,822,366.10, 6,655,197.84 and 3,187,938.98 is: 4,399,575.68
Step by Step Solution
- Step 1: Write the proportion equation
4,822,366.10 : 6,655,197.84 = 3,187,938.98 : x - Step 2: Convert to fraction form
4,822,366.10/6,655,197.84 = 3,187,938.98/x - Step 3: Cross multiply
4,822,366.10x = 6,655,197.84 × 3,187,938.98 - Step 4: Simplify right side
4,822,366.10x = 21,216,364,613,747.80 - Step 5: Solve for x
x = 21,216,364,613,747.80/4,822,366.10 - Step 6: Final answer
x = 4,399,575.68
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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.