Finding the Fourth Proportional to 5,049,358.84, 6,968,140.86 and 2,757,519.46
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Solution
The fourth proportional to 5,049,358.84, 6,968,140.86 and 2,757,519.46 is: 3,805,390.87
Step by Step Solution
- Step 1: Write the proportion equation
5,049,358.84 : 6,968,140.86 = 2,757,519.46 : x - Step 2: Convert to fraction form
5,049,358.84/6,968,140.86 = 2,757,519.46/x - Step 3: Cross multiply
5,049,358.84x = 6,968,140.86 × 2,757,519.46 - Step 4: Simplify right side
5,049,358.84x = 19,214,784,021,471.14 - Step 5: Solve for x
x = 19,214,784,021,471.14/5,049,358.84 - Step 6: Final answer
x = 3,805,390.87
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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.