Finding the Fourth Proportional to 4,411,402.66, 6,618,226.59 and 2,591,306.74
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Solution
The fourth proportional to 4,411,402.66, 6,618,226.59 and 2,591,306.74 is: 3,887,619.54
Step by Step Solution
- Step 1: Write the proportion equation
4,411,402.66 : 6,618,226.59 = 2,591,306.74 : x - Step 2: Convert to fraction form
4,411,402.66/6,618,226.59 = 2,591,306.74/x - Step 3: Cross multiply
4,411,402.66x = 6,618,226.59 × 2,591,306.74 - Step 4: Simplify right side
4,411,402.66x = 17,149,855,169,514.22 - Step 5: Solve for x
x = 17,149,855,169,514.22/4,411,402.66 - Step 6: Final answer
x = 3,887,619.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.