Finding the Fourth Proportional to 2,691,727.67, 3,713,646.18 and 1,725,390.79
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Solution
The fourth proportional to 2,691,727.67, 3,713,646.18 and 1,725,390.79 is: 2,380,438.03
Step by Step Solution
- Step 1: Write the proportion equation
2,691,727.67 : 3,713,646.18 = 1,725,390.79 : x - Step 2: Convert to fraction form
2,691,727.67/3,713,646.18 = 1,725,390.79/x - Step 3: Cross multiply
2,691,727.67x = 3,713,646.18 × 1,725,390.79 - Step 4: Simplify right side
2,691,727.67x = 6,407,490,913,476.78 - Step 5: Solve for x
x = 6,407,490,913,476.78/2,691,727.67 - Step 6: Final answer
x = 2,380,438.03
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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.