Finding the Fourth Proportional to 4,800,702.72, 6,626,638.08 and 2,764,323.84
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Solution
The fourth proportional to 4,800,702.72, 6,626,638.08 and 2,764,323.84 is: 3,815,727.55
Step by Step Solution
- Step 1: Write the proportion equation
4,800,702.72 : 6,626,638.08 = 2,764,323.84 : x - Step 2: Convert to fraction form
4,800,702.72/6,626,638.08 = 2,764,323.84/x - Step 3: Cross multiply
4,800,702.72x = 6,626,638.08 × 2,764,323.84 - Step 4: Simplify right side
4,800,702.72x = 18,318,173,623,595.83 - Step 5: Solve for x
x = 18,318,173,623,595.83/4,800,702.72 - Step 6: Final answer
x = 3,815,727.55
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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.