Finding the Fourth Proportional to 4,849,994.14, 6,694,279.85 and 2,864,870.65
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Solution
The fourth proportional to 4,849,994.14, 6,694,279.85 and 2,864,870.65 is: 3,954,282.28
Step by Step Solution
- Step 1: Write the proportion equation
4,849,994.14 : 6,694,279.85 = 2,864,870.65 : x - Step 2: Convert to fraction form
4,849,994.14/6,694,279.85 = 2,864,870.65/x - Step 3: Cross multiply
4,849,994.14x = 6,694,279.85 × 2,864,870.65 - Step 4: Simplify right side
4,849,994.14x = 19,178,245,865,151.40 - Step 5: Solve for x
x = 19,178,245,865,151.40/4,849,994.14 - Step 6: Final answer
x = 3,954,282.28
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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.