Finding the Fourth Proportional to 4,619,472.69, 6,374,913.57 and 2,554,627.23
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Solution
The fourth proportional to 4,619,472.69, 6,374,913.57 and 2,554,627.23 is: 3,525,408.39
Step by Step Solution
- Step 1: Write the proportion equation
4,619,472.69 : 6,374,913.57 = 2,554,627.23 : x - Step 2: Convert to fraction form
4,619,472.69/6,374,913.57 = 2,554,627.23/x - Step 3: Cross multiply
4,619,472.69x = 6,374,913.57 × 2,554,627.23 - Step 4: Simplify right side
4,619,472.69x = 16,285,527,794,818.51 - Step 5: Solve for x
x = 16,285,527,794,818.51/4,619,472.69 - Step 6: Final answer
x = 3,525,408.39
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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.