Finding the Fourth Proportional to 4,467,016.14, 6,700,564.26 and 1,272,140.70
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Solution
The fourth proportional to 4,467,016.14, 6,700,564.26 and 1,272,140.70 is: 1,908,222.46
Step by Step Solution
- Step 1: Write the proportion equation
4,467,016.14 : 6,700,564.26 = 1,272,140.70 : x - Step 2: Convert to fraction form
4,467,016.14/6,700,564.26 = 1,272,140.70/x - Step 3: Cross multiply
4,467,016.14x = 6,700,564.26 × 1,272,140.70 - Step 4: Simplify right side
4,467,016.14x = 8,524,060,508,111.38 - Step 5: Solve for x
x = 8,524,060,508,111.38/4,467,016.14 - Step 6: Final answer
x = 1,908,222.46
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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.