Finding the Fourth Proportional to 2,339,491.36, 3,228,498.68 and 1,266,403.36
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Solution
The fourth proportional to 2,339,491.36, 3,228,498.68 and 1,266,403.36 is: 1,747,636.96
Step by Step Solution
- Step 1: Write the proportion equation
2,339,491.36 : 3,228,498.68 = 1,266,403.36 : x - Step 2: Convert to fraction form
2,339,491.36/3,228,498.68 = 1,266,403.36/x - Step 3: Cross multiply
2,339,491.36x = 3,228,498.68 × 1,266,403.36 - Step 4: Simplify right side
2,339,491.36x = 4,088,581,576,107.57 - Step 5: Solve for x
x = 4,088,581,576,107.57/2,339,491.36 - Step 6: Final answer
x = 1,747,636.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.