Finding the Fourth Proportional to 2,163,930.12, 3,246,190.56 and 901,462.50
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Solution
The fourth proportional to 2,163,930.12, 3,246,190.56 and 901,462.50 is: 1,352,316.80
Step by Step Solution
- Step 1: Write the proportion equation
2,163,930.12 : 3,246,190.56 = 901,462.50 : x - Step 2: Convert to fraction form
2,163,930.12/3,246,190.56 = 901,462.50/x - Step 3: Cross multiply
2,163,930.12x = 3,246,190.56 × 901,462.50 - Step 4: Simplify right side
2,163,930.12x = 2,926,319,057,694 - Step 5: Solve for x
x = 2,926,319,057,694/2,163,930.12 - Step 6: Final answer
x = 1,352,316.80
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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.