Finding the Fourth Proportional to 4,376,434.86, 6,564,559.50 and 1,458,738.68
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Solution
The fourth proportional to 4,376,434.86, 6,564,559.50 and 1,458,738.68 is: 2,188,077.09
Step by Step Solution
- Step 1: Write the proportion equation
4,376,434.86 : 6,564,559.50 = 1,458,738.68 : x - Step 2: Convert to fraction form
4,376,434.86/6,564,559.50 = 1,458,738.68/x - Step 3: Cross multiply
4,376,434.86x = 6,564,559.50 × 1,458,738.68 - Step 4: Simplify right side
4,376,434.86x = 9,575,976,852,517.77 - Step 5: Solve for x
x = 9,575,976,852,517.77/4,376,434.86 - Step 6: Final answer
x = 2,188,077.09
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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.