Finding the Fourth Proportional to 5,042,318.08, 6,958,443.36 and 2,750,488.96
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Solution
The fourth proportional to 5,042,318.08, 6,958,443.36 and 2,750,488.96 is: 3,795,698.99
Step by Step Solution
- Step 1: Write the proportion equation
5,042,318.08 : 6,958,443.36 = 2,750,488.96 : x - Step 2: Convert to fraction form
5,042,318.08/6,958,443.36 = 2,750,488.96/x - Step 3: Cross multiply
5,042,318.08x = 6,958,443.36 × 2,750,488.96 - Step 4: Simplify right side
5,042,318.08x = 19,139,121,640,465.30 - Step 5: Solve for x
x = 19,139,121,640,465.30/5,042,318.08 - Step 6: Final answer
x = 3,795,698.99
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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.