Finding the Fourth Proportional to 4,339,810.18, 6,509,985.94 and 1,144,939.42
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Solution
The fourth proportional to 4,339,810.18, 6,509,985.94 and 1,144,939.42 is: 1,717,480.54
Step by Step Solution
- Step 1: Write the proportion equation
4,339,810.18 : 6,509,985.94 = 1,144,939.42 : x - Step 2: Convert to fraction form
4,339,810.18/6,509,985.94 = 1,144,939.42/x - Step 3: Cross multiply
4,339,810.18x = 6,509,985.94 × 1,144,939.42 - Step 4: Simplify right side
4,339,810.18x = 7,453,539,526,351.76 - Step 5: Solve for x
x = 7,453,539,526,351.76/4,339,810.18 - Step 6: Final answer
x = 1,717,480.54
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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.