Finding the Fourth Proportional to 4,260,235.60, 6,393,982.20 and 1,737,701.20
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Solution
The fourth proportional to 4,260,235.60, 6,393,982.20 and 1,737,701.20 is: 2,608,031.95
Step by Step Solution
- Step 1: Write the proportion equation
4,260,235.60 : 6,393,982.20 = 1,737,701.20 : x - Step 2: Convert to fraction form
4,260,235.60/6,393,982.20 = 1,737,701.20/x - Step 3: Cross multiply
4,260,235.60x = 6,393,982.20 × 1,737,701.20 - Step 4: Simplify right side
4,260,235.60x = 11,110,830,541,718.64 - Step 5: Solve for x
x = 11,110,830,541,718.64/4,260,235.60 - Step 6: Final answer
x = 2,608,031.95
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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.