Finding the Fourth Proportional to 2,124,361.84, 2,931,582.36 and 1,157,500.08
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Solution
The fourth proportional to 2,124,361.84, 2,931,582.36 and 1,157,500.08 is: 1,597,329.96
Step by Step Solution
- Step 1: Write the proportion equation
2,124,361.84 : 2,931,582.36 = 1,157,500.08 : x - Step 2: Convert to fraction form
2,124,361.84/2,931,582.36 = 1,157,500.08/x - Step 3: Cross multiply
2,124,361.84x = 2,931,582.36 × 1,157,500.08 - Step 4: Simplify right side
2,124,361.84x = 3,393,306,816,226.59 - Step 5: Solve for x
x = 3,393,306,816,226.59/2,124,361.84 - Step 6: Final answer
x = 1,597,329.96
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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.