Finding the Fourth Proportional to 4,991,856.65, 6,888,757.14 and 2,700,011.87
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Solution
The fourth proportional to 4,991,856.65, 6,888,757.14 and 2,700,011.87 is: 3,726,013.65
Step by Step Solution
- Step 1: Write the proportion equation
4,991,856.65 : 6,888,757.14 = 2,700,011.87 : x - Step 2: Convert to fraction form
4,991,856.65/6,888,757.14 = 2,700,011.87/x - Step 3: Cross multiply
4,991,856.65x = 6,888,757.14 × 2,700,011.87 - Step 4: Simplify right side
4,991,856.65x = 18,599,726,013,103.46 - Step 5: Solve for x
x = 18,599,726,013,103.46/4,991,856.65 - Step 6: Final answer
x = 3,726,013.65
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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.