Finding the Fourth Proportional to 2,770,663.78, 3,823,479.74 and 1,546,990.07
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Solution
The fourth proportional to 2,770,663.78, 3,823,479.74 and 1,546,990.07 is: 2,134,826.04
Step by Step Solution
- Step 1: Write the proportion equation
2,770,663.78 : 3,823,479.74 = 1,546,990.07 : x - Step 2: Convert to fraction form
2,770,663.78/3,823,479.74 = 1,546,990.07/x - Step 3: Cross multiply
2,770,663.78x = 3,823,479.74 × 1,546,990.07 - Step 4: Simplify right side
2,770,663.78x = 5,914,885,182,891.23 - Step 5: Solve for x
x = 5,914,885,182,891.23/2,770,663.78 - Step 6: Final answer
x = 2,134,826.04
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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.