Finding the Fourth Proportional to 2,124,344.85, 3,187,845.90 and 862,172.49
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Solution
The fourth proportional to 2,124,344.85, 3,187,845.90 and 862,172.49 is: 1,293,797.96
Step by Step Solution
- Step 1: Write the proportion equation
2,124,344.85 : 3,187,845.90 = 862,172.49 : x - Step 2: Convert to fraction form
2,124,344.85/3,187,845.90 = 862,172.49/x - Step 3: Cross multiply
2,124,344.85x = 3,187,845.90 × 862,172.49 - Step 4: Simplify right side
2,124,344.85x = 2,748,473,037,339.29 - Step 5: Solve for x
x = 2,748,473,037,339.29/2,124,344.85 - Step 6: Final answer
x = 1,293,797.96
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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.