Finding the Fourth Proportional to 4,991,257.25, 6,887,935 and 2,699,417.94
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Solution
The fourth proportional to 4,991,257.25, 6,887,935 and 2,699,417.94 is: 3,725,196.75
Step by Step Solution
- Step 1: Write the proportion equation
4,991,257.25 : 6,887,935 = 2,699,417.94 : x - Step 2: Convert to fraction form
4,991,257.25/6,887,935 = 2,699,417.94/x - Step 3: Cross multiply
4,991,257.25x = 6,887,935 × 2,699,417.94 - Step 4: Simplify right side
4,991,257.25x = 18,593,415,308,553.90 - Step 5: Solve for x
x = 18,593,415,308,553.90/4,991,257.25 - Step 6: Final answer
x = 3,725,196.75
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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.