Finding the Fourth Proportional to 4,240,193.38, 6,362,391.84 and 1,681,353.49
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Solution
The fourth proportional to 4,240,193.38, 6,362,391.84 and 1,681,353.49 is: 2,522,863.64
Step by Step Solution
- Step 1: Write the proportion equation
4,240,193.38 : 6,362,391.84 = 1,681,353.49 : x - Step 2: Convert to fraction form
4,240,193.38/6,362,391.84 = 1,681,353.49/x - Step 3: Cross multiply
4,240,193.38x = 6,362,391.84 × 1,681,353.49 - Step 4: Simplify right side
4,240,193.38x = 10,697,429,724,931.52 - Step 5: Solve for x
x = 10,697,429,724,931.52/4,240,193.38 - Step 6: Final answer
x = 2,522,863.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.