Finding the Fourth Proportional to 2,991,250.68, 4,127,904.40 and 1,633,123.68
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Solution
The fourth proportional to 2,991,250.68, 4,127,904.40 and 1,633,123.68 is: 2,253,698.92
Step by Step Solution
- Step 1: Write the proportion equation
2,991,250.68 : 4,127,904.40 = 1,633,123.68 : x - Step 2: Convert to fraction form
2,991,250.68/4,127,904.40 = 1,633,123.68/x - Step 3: Cross multiply
2,991,250.68x = 4,127,904.40 × 1,633,123.68 - Step 4: Simplify right side
2,991,250.68x = 6,741,378,424,416.19 - Step 5: Solve for x
x = 6,741,378,424,416.19/2,991,250.68 - Step 6: Final answer
x = 2,253,698.92
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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.