Finding the Fourth Proportional to 3,787,444.08, 5,226,786.01 and 2,068,645.68
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Solution
The fourth proportional to 3,787,444.08, 5,226,786.01 and 2,068,645.68 is: 2,854,792.86
Step by Step Solution
- Step 1: Write the proportion equation
3,787,444.08 : 5,226,786.01 = 2,068,645.68 : x - Step 2: Convert to fraction form
3,787,444.08/5,226,786.01 = 2,068,645.68/x - Step 3: Cross multiply
3,787,444.08x = 5,226,786.01 × 2,068,645.68 - Step 4: Simplify right side
3,787,444.08x = 10,812,368,299,870.94 - Step 5: Solve for x
x = 10,812,368,299,870.94/3,787,444.08 - Step 6: Final answer
x = 2,854,792.86
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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.