Finding the Fourth Proportional to 4,638,524.81, 6,400,947.31 and 2,573,518.37
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Solution
The fourth proportional to 4,638,524.81, 6,400,947.31 and 2,573,518.37 is: 3,551,334.99
Step by Step Solution
- Step 1: Write the proportion equation
4,638,524.81 : 6,400,947.31 = 2,573,518.37 : x - Step 2: Convert to fraction form
4,638,524.81/6,400,947.31 = 2,573,518.37/x - Step 3: Cross multiply
4,638,524.81x = 6,400,947.31 × 2,573,518.37 - Step 4: Simplify right side
4,638,524.81x = 16,472,955,449,248.55 - Step 5: Solve for x
x = 16,472,955,449,248.55/4,638,524.81 - Step 6: Final answer
x = 3,551,334.99
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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.