Finding the Fourth Proportional to 2,167,717.68, 3,249,804.24 and 819,116.28
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Solution
The fourth proportional to 2,167,717.68, 3,249,804.24 and 819,116.28 is: 1,228,004.73
Step by Step Solution
- Step 1: Write the proportion equation
2,167,717.68 : 3,249,804.24 = 819,116.28 : x - Step 2: Convert to fraction form
2,167,717.68/3,249,804.24 = 819,116.28/x - Step 3: Cross multiply
2,167,717.68x = 3,249,804.24 × 819,116.28 - Step 4: Simplify right side
2,167,717.68x = 2,661,967,559,797.03 - Step 5: Solve for x
x = 2,661,967,559,797.03/2,167,717.68 - Step 6: Final answer
x = 1,228,004.73
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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.