Finding the Fourth Proportional to 2,653,513.84, 3,664,145.76 and 2,517,310.12
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Solution
The fourth proportional to 2,653,513.84, 3,664,145.76 and 2,517,310.12 is: 3,476,066.74
Step by Step Solution
- Step 1: Write the proportion equation
2,653,513.84 : 3,664,145.76 = 2,517,310.12 : x - Step 2: Convert to fraction form
2,653,513.84/3,664,145.76 = 2,517,310.12/x - Step 3: Cross multiply
2,653,513.84x = 3,664,145.76 × 2,517,310.12 - Step 4: Simplify right side
2,653,513.84x = 9,223,791,202,803.09 - Step 5: Solve for x
x = 9,223,791,202,803.09/2,653,513.84 - Step 6: Final answer
x = 3,476,066.74
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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.