Finding the Fourth Proportional to 1,362,614.88, 2,044,221.63 and 402,995.70
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Solution
The fourth proportional to 1,362,614.88, 2,044,221.63 and 402,995.70 is: 604,582.07
Step by Step Solution
- Step 1: Write the proportion equation
1,362,614.88 : 2,044,221.63 = 402,995.70 : x - Step 2: Convert to fraction form
1,362,614.88/2,044,221.63 = 402,995.70/x - Step 3: Cross multiply
1,362,614.88x = 2,044,221.63 × 402,995.70 - Step 4: Simplify right side
1,362,614.88x = 823,812,526,736.99 - Step 5: Solve for x
x = 823,812,526,736.99/1,362,614.88 - Step 6: Final answer
x = 604,582.07
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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.