Finding the Fourth Proportional to 5,675,900.52, 7,832,925.94 and 3,228,448.84
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Solution
The fourth proportional to 5,675,900.52, 7,832,925.94 and 3,228,448.84 is: 4,455,363.62
Step by Step Solution
- Step 1: Write the proportion equation
5,675,900.52 : 7,832,925.94 = 3,228,448.84 : x - Step 2: Convert to fraction form
5,675,900.52/7,832,925.94 = 3,228,448.84/x - Step 3: Cross multiply
5,675,900.52x = 7,832,925.94 × 3,228,448.84 - Step 4: Simplify right side
5,675,900.52x = 25,288,200,664,798.91 - Step 5: Solve for x
x = 25,288,200,664,798.91/5,675,900.52 - Step 6: Final answer
x = 4,455,363.62
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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.