Finding the Fourth Proportional to 4,855,690.06, 6,700,853.10 and 2,680,234.18
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Solution
The fourth proportional to 4,855,690.06, 6,700,853.10 and 2,680,234.18 is: 3,698,723.62
Step by Step Solution
- Step 1: Write the proportion equation
4,855,690.06 : 6,700,853.10 = 2,680,234.18 : x - Step 2: Convert to fraction form
4,855,690.06/6,700,853.10 = 2,680,234.18/x - Step 3: Cross multiply
4,855,690.06x = 6,700,853.10 × 2,680,234.18 - Step 4: Simplify right side
4,855,690.06x = 17,959,855,513,778.96 - Step 5: Solve for x
x = 17,959,855,513,778.96/4,855,690.06 - Step 6: Final answer
x = 3,698,723.62
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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.