Finding the Fourth Proportional to 2,270,371.24, 3,133,133.46 and 1,251,812.20
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Solution
The fourth proportional to 2,270,371.24, 3,133,133.46 and 1,251,812.20 is: 1,727,512.50
Step by Step Solution
- Step 1: Write the proportion equation
2,270,371.24 : 3,133,133.46 = 1,251,812.20 : x - Step 2: Convert to fraction form
2,270,371.24/3,133,133.46 = 1,251,812.20/x - Step 3: Cross multiply
2,270,371.24x = 3,133,133.46 × 1,251,812.20 - Step 4: Simplify right side
2,270,371.24x = 3,922,094,689,456.21 - Step 5: Solve for x
x = 3,922,094,689,456.21/2,270,371.24 - Step 6: Final answer
x = 1,727,512.50
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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.