Finding the Fourth Proportional to 1,533,243.12, 2,115,889.49 and 844,939.67
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Solution
The fourth proportional to 1,533,243.12, 2,115,889.49 and 844,939.67 is: 1,166,024.45
Step by Step Solution
- Step 1: Write the proportion equation
1,533,243.12 : 2,115,889.49 = 844,939.67 : x - Step 2: Convert to fraction form
1,533,243.12/2,115,889.49 = 844,939.67/x - Step 3: Cross multiply
1,533,243.12x = 2,115,889.49 × 844,939.67 - Step 4: Simplify right side
1,533,243.12x = 1,787,798,967,437.07 - Step 5: Solve for x
x = 1,787,798,967,437.07/1,533,243.12 - Step 6: Final answer
x = 1,166,024.45
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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.