Finding the Fourth Proportional to 2,768,450.52, 3,820,471.08 and 1,544,733.84
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Solution
The fourth proportional to 2,768,450.52, 3,820,471.08 and 1,544,733.84 is: 2,131,737.92
Step by Step Solution
- Step 1: Write the proportion equation
2,768,450.52 : 3,820,471.08 = 1,544,733.84 : x - Step 2: Convert to fraction form
2,768,450.52/3,820,471.08 = 1,544,733.84/x - Step 3: Cross multiply
2,768,450.52x = 3,820,471.08 × 1,544,733.84 - Step 4: Simplify right side
2,768,450.52x = 5,901,610,962,017.35 - Step 5: Solve for x
x = 5,901,610,962,017.35/2,768,450.52 - Step 6: Final answer
x = 2,131,737.92
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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.