Finding the Fourth Proportional to 6,512,198.58, 9,769,708.49 and 1,962,866.79
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Solution
The fourth proportional to 6,512,198.58, 9,769,708.49 and 1,962,866.79 is: 2,944,725.36
Step by Step Solution
- Step 1: Write the proportion equation
6,512,198.58 : 9,769,708.49 = 1,962,866.79 : x - Step 2: Convert to fraction form
6,512,198.58/9,769,708.49 = 1,962,866.79/x - Step 3: Cross multiply
6,512,198.58x = 9,769,708.49 × 1,962,866.79 - Step 4: Simplify right side
6,512,198.58x = 19,176,636,333,187.71 - Step 5: Solve for x
x = 19,176,636,333,187.71/6,512,198.58 - Step 6: Final answer
x = 2,944,725.36
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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.