Finding the Fourth Proportional to 3,057,153.84, 4,585,725.36 and 813,291.84
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Solution
The fourth proportional to 3,057,153.84, 4,585,725.36 and 813,291.84 is: 1,219,936.32
Step by Step Solution
- Step 1: Write the proportion equation
3,057,153.84 : 4,585,725.36 = 813,291.84 : x - Step 2: Convert to fraction form
3,057,153.84/4,585,725.36 = 813,291.84/x - Step 3: Cross multiply
3,057,153.84x = 4,585,725.36 × 813,291.84 - Step 4: Simplify right side
3,057,153.84x = 3,729,533,015,769.06 - Step 5: Solve for x
x = 3,729,533,015,769.06/3,057,153.84 - Step 6: Final answer
x = 1,219,936.32
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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.