Finding the Fourth Proportional to 4,368,372.12, 6,555,508.20 and 1,528,508.88
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Solution
The fourth proportional to 4,368,372.12, 6,555,508.20 and 1,528,508.88 is: 2,293,795.54
Step by Step Solution
- Step 1: Write the proportion equation
4,368,372.12 : 6,555,508.20 = 1,528,508.88 : x - Step 2: Convert to fraction form
4,368,372.12/6,555,508.20 = 1,528,508.88/x - Step 3: Cross multiply
4,368,372.12x = 6,555,508.20 × 1,528,508.88 - Step 4: Simplify right side
4,368,372.12x = 10,020,152,496,612.82 - Step 5: Solve for x
x = 10,020,152,496,612.82/4,368,372.12 - Step 6: Final answer
x = 2,293,795.54
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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.