Finding the Fourth Proportional to 1,492,238.68, 2,238,793.92 and 481,338.28
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Solution
The fourth proportional to 1,492,238.68, 2,238,793.92 and 481,338.28 is: 722,148.02
Step by Step Solution
- Step 1: Write the proportion equation
1,492,238.68 : 2,238,793.92 = 481,338.28 : x - Step 2: Convert to fraction form
1,492,238.68/2,238,793.92 = 481,338.28/x - Step 3: Cross multiply
1,492,238.68x = 2,238,793.92 × 481,338.28 - Step 4: Simplify right side
1,492,238.68x = 1,077,617,214,727.26 - Step 5: Solve for x
x = 1,077,617,214,727.26/1,492,238.68 - Step 6: Final answer
x = 722,148.02
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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.