Finding the Fourth Proportional to 3,087,800.32, 4,631,711.28 and 2,186,516.08
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Solution
The fourth proportional to 3,087,800.32, 4,631,711.28 and 2,186,516.08 is: 3,279,781.77
Step by Step Solution
- Step 1: Write the proportion equation
3,087,800.32 : 4,631,711.28 = 2,186,516.08 : x - Step 2: Convert to fraction form
3,087,800.32/4,631,711.28 = 2,186,516.08/x - Step 3: Cross multiply
3,087,800.32x = 4,631,711.28 × 2,186,516.08 - Step 4: Simplify right side
3,087,800.32x = 10,127,311,191,637.38 - Step 5: Solve for x
x = 10,127,311,191,637.38/3,087,800.32 - Step 6: Final answer
x = 3,279,781.77
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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.