Finding the Fourth Proportional to 5,408,087.79, 7,463,149.47 and 2,960,679
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Solution
The fourth proportional to 5,408,087.79, 7,463,149.47 and 2,960,679 is: 4,085,730.63
Step by Step Solution
- Step 1: Write the proportion equation
5,408,087.79 : 7,463,149.47 = 2,960,679 : x - Step 2: Convert to fraction form
5,408,087.79/7,463,149.47 = 2,960,679/x - Step 3: Cross multiply
5,408,087.79x = 7,463,149.47 × 2,960,679 - Step 4: Simplify right side
5,408,087.79x = 22,095,989,909,690.13 - Step 5: Solve for x
x = 22,095,989,909,690.13/5,408,087.79 - Step 6: Final answer
x = 4,085,730.63
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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.