Finding the Fourth Proportional to 4,742,079.39, 6,544,227.99 and 2,906,182.99
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Solution
The fourth proportional to 4,742,079.39, 6,544,227.99 and 2,906,182.99 is: 4,010,629.62
Step by Step Solution
- Step 1: Write the proportion equation
4,742,079.39 : 6,544,227.99 = 2,906,182.99 : x - Step 2: Convert to fraction form
4,742,079.39/6,544,227.99 = 2,906,182.99/x - Step 3: Cross multiply
4,742,079.39x = 6,544,227.99 × 2,906,182.99 - Step 4: Simplify right side
4,742,079.39x = 19,018,724,060,748.59 - Step 5: Solve for x
x = 19,018,724,060,748.59/4,742,079.39 - Step 6: Final answer
x = 4,010,629.62
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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.