Finding the Fourth Proportional to 4,415,284.49, 6,622,926.83 and 1,382,887.62
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Solution
The fourth proportional to 4,415,284.49, 6,622,926.83 and 1,382,887.62 is: 2,074,331.46
Step by Step Solution
- Step 1: Write the proportion equation
4,415,284.49 : 6,622,926.83 = 1,382,887.62 : x - Step 2: Convert to fraction form
4,415,284.49/6,622,926.83 = 1,382,887.62/x - Step 3: Cross multiply
4,415,284.49x = 6,622,926.83 × 1,382,887.62 - Step 4: Simplify right side
4,415,284.49x = 9,158,763,514,458.41 - Step 5: Solve for x
x = 9,158,763,514,458.41/4,415,284.49 - Step 6: Final answer
x = 2,074,331.46
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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.