Finding the Fourth Proportional to 4,849,993.14, 6,694,278.47 and 2,864,869.65
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Solution
The fourth proportional to 4,849,993.14, 6,694,278.47 and 2,864,869.65 is: 3,954,280.89
Step by Step Solution
- Step 1: Write the proportion equation
4,849,993.14 : 6,694,278.47 = 2,864,869.65 : x - Step 2: Convert to fraction form
4,849,993.14/6,694,278.47 = 2,864,869.65/x - Step 3: Cross multiply
4,849,993.14x = 6,694,278.47 × 2,864,869.65 - Step 4: Simplify right side
4,849,993.14x = 19,178,235,203,027.09 - Step 5: Solve for x
x = 19,178,235,203,027.09/4,849,993.14 - Step 6: Final answer
x = 3,954,280.89
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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.