Finding the Fourth Proportional to 2,758,355.57, 3,806,434.85 and 1,517,849.99
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Solution
The fourth proportional to 2,758,355.57, 3,806,434.85 and 1,517,849.99 is: 2,094,580.25
Step by Step Solution
- Step 1: Write the proportion equation
2,758,355.57 : 3,806,434.85 = 1,517,849.99 : x - Step 2: Convert to fraction form
2,758,355.57/3,806,434.85 = 1,517,849.99/x - Step 3: Cross multiply
2,758,355.57x = 3,806,434.85 × 1,517,849.99 - Step 4: Simplify right side
2,758,355.57x = 5,777,597,090,929.81 - Step 5: Solve for x
x = 5,777,597,090,929.81/2,758,355.57 - Step 6: Final answer
x = 2,094,580.25
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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.