Finding the Fourth Proportional to 3,498,463.08, 5,247,777.84 and 939,681.28
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Solution
The fourth proportional to 3,498,463.08, 5,247,777.84 and 939,681.28 is: 1,409,544.27
Step by Step Solution
- Step 1: Write the proportion equation
3,498,463.08 : 5,247,777.84 = 939,681.28 : x - Step 2: Convert to fraction form
3,498,463.08/5,247,777.84 = 939,681.28/x - Step 3: Cross multiply
3,498,463.08x = 5,247,777.84 × 939,681.28 - Step 4: Simplify right side
3,498,463.08x = 4,931,238,597,846.84 - Step 5: Solve for x
x = 4,931,238,597,846.84/3,498,463.08 - Step 6: Final answer
x = 1,409,544.27
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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.