Finding the Fourth Proportional to 4,485,337.74, 6,197,862.80 and 3,193,936.12
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Solution
The fourth proportional to 4,485,337.74, 6,197,862.80 and 3,193,936.12 is: 4,413,397.39
Step by Step Solution
- Step 1: Write the proportion equation
4,485,337.74 : 6,197,862.80 = 3,193,936.12 : x - Step 2: Convert to fraction form
4,485,337.74/6,197,862.80 = 3,193,936.12/x - Step 3: Cross multiply
4,485,337.74x = 6,197,862.80 × 3,193,936.12 - Step 4: Simplify right side
4,485,337.74x = 19,795,577,863,724.34 - Step 5: Solve for x
x = 19,795,577,863,724.34/4,485,337.74 - Step 6: Final answer
x = 4,413,397.39
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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.