Finding the Fourth Proportional to 2,080,916.24, 2,871,861.36 and 1,306,674.56
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Solution
The fourth proportional to 2,080,916.24, 2,871,861.36 and 1,306,674.56 is: 1,803,334.56
Step by Step Solution
- Step 1: Write the proportion equation
2,080,916.24 : 2,871,861.36 = 1,306,674.56 : x - Step 2: Convert to fraction form
2,080,916.24/2,871,861.36 = 1,306,674.56/x - Step 3: Cross multiply
2,080,916.24x = 2,871,861.36 × 1,306,674.56 - Step 4: Simplify right side
2,080,916.24x = 3,752,588,178,959.00 - Step 5: Solve for x
x = 3,752,588,178,959.00/2,080,916.24 - Step 6: Final answer
x = 1,803,334.56
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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.