Finding the Fourth Proportional to 4,326,372.61, 6,484,982.61 and 1,629,530.97
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Solution
The fourth proportional to 4,326,372.61, 6,484,982.61 and 1,629,530.97 is: 2,442,572.78
Step by Step Solution
- Step 1: Write the proportion equation
4,326,372.61 : 6,484,982.61 = 1,629,530.97 : x - Step 2: Convert to fraction form
4,326,372.61/6,484,982.61 = 1,629,530.97/x - Step 3: Cross multiply
4,326,372.61x = 6,484,982.61 × 1,629,530.97 - Step 4: Simplify right side
4,326,372.61x = 10,567,479,984,698.49 - Step 5: Solve for x
x = 10,567,479,984,698.49/4,326,372.61 - Step 6: Final answer
x = 2,442,572.78
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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.