Finding the Fourth Proportional to 3,193,171, 4,406,576.04 and 2,176,352.08
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Solution
The fourth proportional to 3,193,171, 4,406,576.04 and 2,176,352.08 is: 3,003,365.91
Step by Step Solution
- Step 1: Write the proportion equation
3,193,171 : 4,406,576.04 = 2,176,352.08 : x - Step 2: Convert to fraction form
3,193,171/4,406,576.04 = 2,176,352.08/x - Step 3: Cross multiply
3,193,171x = 4,406,576.04 × 2,176,352.08 - Step 4: Simplify right side
3,193,171x = 9,590,260,930,332.16 - Step 5: Solve for x
x = 9,590,260,930,332.16/3,193,171 - Step 6: Final answer
x = 3,003,365.91
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1.5x scale
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.