Finding the Fourth Proportional to 2,808,371.64, 3,875,541.18 and 1,519,208.84
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Solution
The fourth proportional to 2,808,371.64, 3,875,541.18 and 1,519,208.84 is: 2,096,501.88
Step by Step Solution
- Step 1: Write the proportion equation
2,808,371.64 : 3,875,541.18 = 1,519,208.84 : x - Step 2: Convert to fraction form
2,808,371.64/3,875,541.18 = 1,519,208.84/x - Step 3: Cross multiply
2,808,371.64x = 3,875,541.18 × 1,519,208.84 - Step 4: Simplify right side
2,808,371.64x = 5,887,756,420,440.03 - Step 5: Solve for x
x = 5,887,756,420,440.03/2,808,371.64 - Step 6: Final answer
x = 2,096,501.88
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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.