Finding the Fourth Proportional to 1,527,725.28, 2,108,189.36 and 848,703.20
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Solution
The fourth proportional to 1,527,725.28, 2,108,189.36 and 848,703.20 is: 1,171,170.68
Step by Step Solution
- Step 1: Write the proportion equation
1,527,725.28 : 2,108,189.36 = 848,703.20 : x - Step 2: Convert to fraction form
1,527,725.28/2,108,189.36 = 848,703.20/x - Step 3: Cross multiply
1,527,725.28x = 2,108,189.36 × 848,703.20 - Step 4: Simplify right side
1,527,725.28x = 1,789,227,056,037.95 - Step 5: Solve for x
x = 1,789,227,056,037.95/1,527,725.28 - Step 6: Final answer
x = 1,171,170.68
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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.