Finding the Fourth Proportional to 5,352,533.97, 7,386,505 and 2,905,145.91
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Solution
The fourth proportional to 5,352,533.97, 7,386,505 and 2,905,145.91 is: 4,009,105.76
Step by Step Solution
- Step 1: Write the proportion equation
5,352,533.97 : 7,386,505 = 2,905,145.91 : x - Step 2: Convert to fraction form
5,352,533.97/7,386,505 = 2,905,145.91/x - Step 3: Cross multiply
5,352,533.97x = 7,386,505 × 2,905,145.91 - Step 4: Simplify right side
5,352,533.97x = 21,458,874,789,944.55 - Step 5: Solve for x
x = 21,458,874,789,944.55/5,352,533.97 - Step 6: Final answer
x = 4,009,105.76
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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.