Finding the Fourth Proportional to 5,824,558.80, 8,742,022.20 and 3,425,403.60
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Solution
The fourth proportional to 5,824,558.80, 8,742,022.20 and 3,425,403.60 is: 5,141,154.09
Step by Step Solution
- Step 1: Write the proportion equation
5,824,558.80 : 8,742,022.20 = 3,425,403.60 : x - Step 2: Convert to fraction form
5,824,558.80/8,742,022.20 = 3,425,403.60/x - Step 3: Cross multiply
5,824,558.80x = 8,742,022.20 × 3,425,403.60 - Step 4: Simplify right side
5,824,558.80x = 29,944,954,315,159.92 - Step 5: Solve for x
x = 29,944,954,315,159.92/5,824,558.80 - Step 6: Final answer
x = 5,141,154.09
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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.