Finding the Fourth Proportional to 1,625,061.69, 2,437,586.46 and 487,818.99
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Solution
The fourth proportional to 1,625,061.69, 2,437,586.46 and 487,818.99 is: 731,726.66
Step by Step Solution
- Step 1: Write the proportion equation
1,625,061.69 : 2,437,586.46 = 487,818.99 : x - Step 2: Convert to fraction form
1,625,061.69/2,437,586.46 = 487,818.99/x - Step 3: Cross multiply
1,625,061.69x = 2,437,586.46 × 487,818.99 - Step 4: Simplify right side
1,625,061.69x = 1,189,100,964,954.88 - Step 5: Solve for x
x = 1,189,100,964,954.88/1,625,061.69 - Step 6: Final answer
x = 731,726.66
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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.