Finding the Fourth Proportional to 5,795,335.84, 7,997,163.42 and 3,216,813.64
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Solution
The fourth proportional to 5,795,335.84, 7,997,163.42 and 3,216,813.64 is: 4,438,980.77
Step by Step Solution
- Step 1: Write the proportion equation
5,795,335.84 : 7,997,163.42 = 3,216,813.64 : x - Step 2: Convert to fraction form
5,795,335.84/7,997,163.42 = 3,216,813.64/x - Step 3: Cross multiply
5,795,335.84x = 7,997,163.42 × 3,216,813.64 - Step 4: Simplify right side
5,795,335.84x = 25,725,384,370,765.05 - Step 5: Solve for x
x = 25,725,384,370,765.05/5,795,335.84 - Step 6: Final answer
x = 4,438,980.77
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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.