Finding the Fourth Proportional to 2,048,389.24, 2,826,761.88 and 1,130,618.20
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Solution
The fourth proportional to 2,048,389.24, 2,826,761.88 and 1,130,618.20 is: 1,560,244.69
Step by Step Solution
- Step 1: Write the proportion equation
2,048,389.24 : 2,826,761.88 = 1,130,618.20 : x - Step 2: Convert to fraction form
2,048,389.24/2,826,761.88 = 1,130,618.20/x - Step 3: Cross multiply
2,048,389.24x = 2,826,761.88 × 1,130,618.20 - Step 4: Simplify right side
2,048,389.24x = 3,195,988,428,594.22 - Step 5: Solve for x
x = 3,195,988,428,594.22/2,048,389.24 - Step 6: Final answer
x = 1,560,244.69
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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.