Finding the Fourth Proportional to 5,408,136.79, 7,463,317.76 and 2,960,707.46
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Solution
The fourth proportional to 5,408,136.79, 7,463,317.76 and 2,960,707.46 is: 4,085,825.01
Step by Step Solution
- Step 1: Write the proportion equation
5,408,136.79 : 7,463,317.76 = 2,960,707.46 : x - Step 2: Convert to fraction form
5,408,136.79/7,463,317.76 = 2,960,707.46/x - Step 3: Cross multiply
5,408,136.79x = 7,463,317.76 × 2,960,707.46 - Step 4: Simplify right side
5,408,136.79x = 22,096,700,578,843.54 - Step 5: Solve for x
x = 22,096,700,578,843.54/5,408,136.79 - Step 6: Final answer
x = 4,085,825.01
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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.