Finding the Fourth Proportional to 1,533,209.21, 2,115,799.63 and 844,944.69
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Solution
The fourth proportional to 1,533,209.21, 2,115,799.63 and 844,944.69 is: 1,166,007.65
Step by Step Solution
- Step 1: Write the proportion equation
1,533,209.21 : 2,115,799.63 = 844,944.69 : x - Step 2: Convert to fraction form
1,533,209.21/2,115,799.63 = 844,944.69/x - Step 3: Cross multiply
1,533,209.21x = 2,115,799.63 × 844,944.69 - Step 4: Simplify right side
1,533,209.21x = 1,787,733,662,472.46 - Step 5: Solve for x
x = 1,787,733,662,472.46/1,533,209.21 - Step 6: Final answer
x = 1,166,007.65
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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.