Finding the Fourth Proportional to 2,056,840.68, 3,087,251.19 and 992,631.90
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Solution
The fourth proportional to 2,056,840.68, 3,087,251.19 and 992,631.90 is: 1,489,908.31
Step by Step Solution
- Step 1: Write the proportion equation
2,056,840.68 : 3,087,251.19 = 992,631.90 : x - Step 2: Convert to fraction form
2,056,840.68/3,087,251.19 = 992,631.90/x - Step 3: Cross multiply
2,056,840.68x = 3,087,251.19 × 992,631.90 - Step 4: Simplify right side
2,056,840.68x = 3,064,504,014,506.96 - Step 5: Solve for x
x = 3,064,504,014,506.96/2,056,840.68 - Step 6: Final answer
x = 1,489,908.31
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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.