Finding the Fourth Proportional to 3,573,936.68, 5,361,569.16 and 1,177,949.66
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Solution
The fourth proportional to 3,573,936.68, 5,361,569.16 and 1,177,949.66 is: 1,767,143.39
Step by Step Solution
- Step 1: Write the proportion equation
3,573,936.68 : 5,361,569.16 = 1,177,949.66 : x - Step 2: Convert to fraction form
3,573,936.68/5,361,569.16 = 1,177,949.66/x - Step 3: Cross multiply
3,573,936.68x = 5,361,569.16 × 1,177,949.66 - Step 4: Simplify right side
3,573,936.68x = 6,315,658,569,088.49 - Step 5: Solve for x
x = 6,315,658,569,088.49/3,573,936.68 - Step 6: Final answer
x = 1,767,143.39
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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.