Finding the Fourth Proportional to 3,486,102.84, 5,229,455.50 and 961,758.08
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Solution
The fourth proportional to 3,486,102.84, 5,229,455.50 and 961,758.08 is: 1,442,720.23
Step by Step Solution
- Step 1: Write the proportion equation
3,486,102.84 : 5,229,455.50 = 961,758.08 : x - Step 2: Convert to fraction form
3,486,102.84/5,229,455.50 = 961,758.08/x - Step 3: Cross multiply
3,486,102.84x = 5,229,455.50 × 961,758.08 - Step 4: Simplify right side
3,486,102.84x = 5,029,471,081,125.44 - Step 5: Solve for x
x = 5,029,471,081,125.44/3,486,102.84 - Step 6: Final answer
x = 1,442,720.23
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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.