Finding the Fourth Proportional to 4,757,516.94, 6,562,387.20 and 2,822,407.50
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Solution
The fourth proportional to 4,757,516.94, 6,562,387.20 and 2,822,407.50 is: 3,893,150.79
Step by Step Solution
- Step 1: Write the proportion equation
4,757,516.94 : 6,562,387.20 = 2,822,407.50 : x - Step 2: Convert to fraction form
4,757,516.94/6,562,387.20 = 2,822,407.50/x - Step 3: Cross multiply
4,757,516.94x = 6,562,387.20 × 2,822,407.50 - Step 4: Simplify right side
4,757,516.94x = 18,521,730,851,184 - Step 5: Solve for x
x = 18,521,730,851,184/4,757,516.94 - Step 6: Final answer
x = 3,893,150.79
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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.