Finding the Fourth Proportional to 5,682,703.80, 8,528,894.10 and 2,319,324.60
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Solution
The fourth proportional to 5,682,703.80, 8,528,894.10 and 2,319,324.60 is: 3,480,961.63
Step by Step Solution
- Step 1: Write the proportion equation
5,682,703.80 : 8,528,894.10 = 2,319,324.60 : x - Step 2: Convert to fraction form
5,682,703.80/8,528,894.10 = 2,319,324.60/x - Step 3: Cross multiply
5,682,703.80x = 8,528,894.10 × 2,319,324.60 - Step 4: Simplify right side
5,682,703.80x = 19,781,273,896,924.86 - Step 5: Solve for x
x = 19,781,273,896,924.86/5,682,703.80 - Step 6: Final answer
x = 3,480,961.63
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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.