Finding the Fourth Proportional to 4,756,891.84, 6,564,514.95 and 2,581,434.99
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Solution
The fourth proportional to 4,756,891.84, 6,564,514.95 and 2,581,434.99 is: 3,562,382.57
Step by Step Solution
- Step 1: Write the proportion equation
4,756,891.84 : 6,564,514.95 = 2,581,434.99 : x - Step 2: Convert to fraction form
4,756,891.84/6,564,514.95 = 2,581,434.99/x - Step 3: Cross multiply
4,756,891.84x = 6,564,514.95 × 2,581,434.99 - Step 4: Simplify right side
4,756,891.84x = 16,945,868,584,308.10 - Step 5: Solve for x
x = 16,945,868,584,308.10/4,756,891.84 - Step 6: Final answer
x = 3,562,382.57
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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.