Finding the Fourth Proportional to 1,424,304.07, 2,136,456.14 and 477,672.05
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Solution
The fourth proportional to 1,424,304.07, 2,136,456.14 and 477,672.05 is: 716,508.09
Step by Step Solution
- Step 1: Write the proportion equation
1,424,304.07 : 2,136,456.14 = 477,672.05 : x - Step 2: Convert to fraction form
1,424,304.07/2,136,456.14 = 477,672.05/x - Step 3: Cross multiply
1,424,304.07x = 2,136,456.14 × 477,672.05 - Step 4: Simplify right side
1,424,304.07x = 1,020,525,387,081.67 - Step 5: Solve for x
x = 1,020,525,387,081.67/1,424,304.07 - Step 6: Final answer
x = 716,508.09
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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.