Finding the Fourth Proportional to 3,376,210.19, 4,659,613.61 and 1,925,573.09
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Solution
The fourth proportional to 3,376,210.19, 4,659,613.61 and 1,925,573.09 is: 2,657,543.83
Step by Step Solution
- Step 1: Write the proportion equation
3,376,210.19 : 4,659,613.61 = 1,925,573.09 : x - Step 2: Convert to fraction form
3,376,210.19/4,659,613.61 = 1,925,573.09/x - Step 3: Cross multiply
3,376,210.19x = 4,659,613.61 × 1,925,573.09 - Step 4: Simplify right side
3,376,210.19x = 8,972,426,544,287.82 - Step 5: Solve for x
x = 8,972,426,544,287.82/3,376,210.19 - Step 6: Final answer
x = 2,657,543.83
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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.