Finding the Fourth Proportional to 3,500,066.19, 4,826,408.38 and 2,763,798.99
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Solution
The fourth proportional to 3,500,066.19, 4,826,408.38 and 2,763,798.99 is: 3,811,134.38
Step by Step Solution
- Step 1: Write the proportion equation
3,500,066.19 : 4,826,408.38 = 2,763,798.99 : x - Step 2: Convert to fraction form
3,500,066.19/4,826,408.38 = 2,763,798.99/x - Step 3: Cross multiply
3,500,066.19x = 4,826,408.38 × 2,763,798.99 - Step 4: Simplify right side
3,500,066.19x = 13,339,222,605,971.54 - Step 5: Solve for x
x = 13,339,222,605,971.54/3,500,066.19 - Step 6: Final answer
x = 3,811,134.38
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1.5x scale
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.