Finding the Fourth Proportional to 2,922,935.79, 4,033,567.98 and 1,616,165.37
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Solution
The fourth proportional to 2,922,935.79, 4,033,567.98 and 1,616,165.37 is: 2,230,262.09
Step by Step Solution
- Step 1: Write the proportion equation
2,922,935.79 : 4,033,567.98 = 1,616,165.37 : x - Step 2: Convert to fraction form
2,922,935.79/4,033,567.98 = 1,616,165.37/x - Step 3: Cross multiply
2,922,935.79x = 4,033,567.98 × 1,616,165.37 - Step 4: Simplify right side
2,922,935.79x = 6,518,912,886,816.85 - Step 5: Solve for x
x = 6,518,912,886,816.85/2,922,935.79 - Step 6: Final answer
x = 2,230,262.09
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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.