Finding the Fourth Proportional to 1,446,432.15, 2,169,951.65 and 547,853.99
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Solution
The fourth proportional to 1,446,432.15, 2,169,951.65 and 547,853.99 is: 821,895.91
Step by Step Solution
- Step 1: Write the proportion equation
1,446,432.15 : 2,169,951.65 = 547,853.99 : x - Step 2: Convert to fraction form
1,446,432.15/2,169,951.65 = 547,853.99/x - Step 3: Cross multiply
1,446,432.15x = 2,169,951.65 × 547,853.99 - Step 4: Simplify right side
1,446,432.15x = 1,188,816,669,559.58 - Step 5: Solve for x
x = 1,188,816,669,559.58/1,446,432.15 - Step 6: Final answer
x = 821,895.91
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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.