Finding the Fourth Proportional to 2,608,194.12, 3,912,318.36 and 714,935.76
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Solution
The fourth proportional to 2,608,194.12, 3,912,318.36 and 714,935.76 is: 1,072,411.09
Step by Step Solution
- Step 1: Write the proportion equation
2,608,194.12 : 3,912,318.36 = 714,935.76 : x - Step 2: Convert to fraction form
2,608,194.12/3,912,318.36 = 714,935.76/x - Step 3: Cross multiply
2,608,194.12x = 3,912,318.36 × 714,935.76 - Step 4: Simplify right side
2,608,194.12x = 2,797,056,300,068.55 - Step 5: Solve for x
x = 2,797,056,300,068.55/2,608,194.12 - Step 6: Final answer
x = 1,072,411.09
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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.