Finding the Fourth Proportional to 3,466,712.12, 5,197,249.68 and 1,446,460.84
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Solution
The fourth proportional to 3,466,712.12, 5,197,249.68 and 1,446,460.84 is: 2,168,515.26
Step by Step Solution
- Step 1: Write the proportion equation
3,466,712.12 : 5,197,249.68 = 1,446,460.84 : x - Step 2: Convert to fraction form
3,466,712.12/5,197,249.68 = 1,446,460.84/x - Step 3: Cross multiply
3,466,712.12x = 5,197,249.68 × 1,446,460.84 - Step 4: Simplify right side
3,466,712.12x = 7,517,618,138,894.87 - Step 5: Solve for x
x = 7,517,618,138,894.87/3,466,712.12 - Step 6: Final answer
x = 2,168,515.26
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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.