Finding the Fourth Proportional to 4,652,863.65, 6,979,297.95 and 1,458,238.68
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Solution
The fourth proportional to 4,652,863.65, 6,979,297.95 and 1,458,238.68 is: 2,187,358.80
Step by Step Solution
- Step 1: Write the proportion equation
4,652,863.65 : 6,979,297.95 = 1,458,238.68 : x - Step 2: Convert to fraction form
4,652,863.65/6,979,297.95 = 1,458,238.68/x - Step 3: Cross multiply
4,652,863.65x = 6,979,297.95 × 1,458,238.68 - Step 4: Simplify right side
4,652,863.65x = 10,177,482,229,934.71 - Step 5: Solve for x
x = 10,177,482,229,934.71/4,652,863.65 - Step 6: Final answer
x = 2,187,358.80
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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.