Finding the Fourth Proportional to 3,161,913.24, 4,742,854.00 and 765,757.81
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Solution
The fourth proportional to 3,161,913.24, 4,742,854.00 and 765,757.81 is: 1,148,632.87
Step by Step Solution
- Step 1: Write the proportion equation
3,161,913.24 : 4,742,854.00 = 765,757.81 : x - Step 2: Convert to fraction form
3,161,913.24/4,742,854.00 = 765,757.81/x - Step 3: Cross multiply
3,161,913.24x = 4,742,854.00 × 765,757.81 - Step 4: Simplify right side
3,161,913.24x = 3,631,877,478,418.21 - Step 5: Solve for x
x = 3,631,877,478,418.21/3,161,913.24 - Step 6: Final answer
x = 1,148,632.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.