Finding the Fourth Proportional to 2,708,246.95, 4,068,717.89 and 2,555,039.09
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Solution
The fourth proportional to 2,708,246.95, 4,068,717.89 and 2,555,039.09 is: 3,838,547.02
Step by Step Solution
- Step 1: Write the proportion equation
2,708,246.95 : 4,068,717.89 = 2,555,039.09 : x - Step 2: Convert to fraction form
2,708,246.95/4,068,717.89 = 2,555,039.09/x - Step 3: Cross multiply
2,708,246.95x = 4,068,717.89 × 2,555,039.09 - Step 4: Simplify right side
2,708,246.95x = 10,395,733,252,528.92 - Step 5: Solve for x
x = 10,395,733,252,528.92/2,708,246.95 - Step 6: Final answer
x = 3,838,547.02
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1.5x scale
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.