Finding the Fourth Proportional to 4,800,185.62, 6,625,924.14 and 2,763,806.74
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Solution
The fourth proportional to 4,800,185.62, 6,625,924.14 and 2,763,806.74 is: 3,815,013.68
Step by Step Solution
- Step 1: Write the proportion equation
4,800,185.62 : 6,625,924.14 = 2,763,806.74 : x - Step 2: Convert to fraction form
4,800,185.62/6,625,924.14 = 2,763,806.74/x - Step 3: Cross multiply
4,800,185.62x = 6,625,924.14 × 2,763,806.74 - Step 4: Simplify right side
4,800,185.62x = 18,312,773,796,860.70 - Step 5: Solve for x
x = 18,312,773,796,860.70/4,800,185.62 - Step 6: Final answer
x = 3,815,013.68
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1.5x scale
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.