Finding the Fourth Proportional to 2,512,717.76, 3,769,497.03 and 1,972,952.26
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Solution
The fourth proportional to 2,512,717.76, 3,769,497.03 and 1,972,952.26 is: 2,959,758.48
Step by Step Solution
- Step 1: Write the proportion equation
2,512,717.76 : 3,769,497.03 = 1,972,952.26 : x - Step 2: Convert to fraction form
2,512,717.76/3,769,497.03 = 1,972,952.26/x - Step 3: Cross multiply
2,512,717.76x = 3,769,497.03 × 1,972,952.26 - Step 4: Simplify right side
2,512,717.76x = 7,437,037,689,334.17 - Step 5: Solve for x
x = 7,437,037,689,334.17/2,512,717.76 - Step 6: Final answer
x = 2,959,758.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.