Finding the Fourth Proportional to 2,491,312.36, 3,438,018.66 and 1,444,936.36
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Solution
The fourth proportional to 2,491,312.36, 3,438,018.66 and 1,444,936.36 is: 1,994,016.59
Step by Step Solution
- Step 1: Write the proportion equation
2,491,312.36 : 3,438,018.66 = 1,444,936.36 : x - Step 2: Convert to fraction form
2,491,312.36/3,438,018.66 = 1,444,936.36/x - Step 3: Cross multiply
2,491,312.36x = 3,438,018.66 × 1,444,936.36 - Step 4: Simplify right side
2,491,312.36x = 4,967,718,168,192.48 - Step 5: Solve for x
x = 4,967,718,168,192.48/2,491,312.36 - Step 6: Final answer
x = 1,994,016.59
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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.