Finding the Fourth Proportional to 2,079,465.68, 3,119,496.04 and 640,270.84
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Solution
The fourth proportional to 2,079,465.68, 3,119,496.04 and 640,270.84 is: 960,497.87
Step by Step Solution
- Step 1: Write the proportion equation
2,079,465.68 : 3,119,496.04 = 640,270.84 : x - Step 2: Convert to fraction form
2,079,465.68/3,119,496.04 = 640,270.84/x - Step 3: Cross multiply
2,079,465.68x = 3,119,496.04 × 640,270.84 - Step 4: Simplify right side
2,079,465.68x = 1,997,322,349,907.47 - Step 5: Solve for x
x = 1,997,322,349,907.47/2,079,465.68 - Step 6: Final answer
x = 960,497.87
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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.