Finding the Fourth Proportional to 3,796,143.95, 5,238,664.47 and 2,053,807.75
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Solution
The fourth proportional to 3,796,143.95, 5,238,664.47 and 2,053,807.75 is: 2,834,247.02
Step by Step Solution
- Step 1: Write the proportion equation
3,796,143.95 : 5,238,664.47 = 2,053,807.75 : x - Step 2: Convert to fraction form
3,796,143.95/5,238,664.47 = 2,053,807.75/x - Step 3: Cross multiply
3,796,143.95x = 5,238,664.47 × 2,053,807.75 - Step 4: Simplify right side
3,796,143.95x = 10,759,209,694,683.97 - Step 5: Solve for x
x = 10,759,209,694,683.97/3,796,143.95 - Step 6: Final answer
x = 2,834,247.02
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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.