Finding the Fourth Proportional to 2,837,647.70, 3,916,037.04 and 1,548,571.31
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Solution
The fourth proportional to 2,837,647.70, 3,916,037.04 and 1,548,571.31 is: 2,137,073.82
Step by Step Solution
- Step 1: Write the proportion equation
2,837,647.70 : 3,916,037.04 = 1,548,571.31 : x - Step 2: Convert to fraction form
2,837,647.70/3,916,037.04 = 1,548,571.31/x - Step 3: Cross multiply
2,837,647.70x = 3,916,037.04 × 1,548,571.31 - Step 4: Simplify right side
2,837,647.70x = 6,064,262,609,041.32 - Step 5: Solve for x
x = 6,064,262,609,041.32/2,837,647.70 - Step 6: Final answer
x = 2,137,073.82
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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.