Finding the Fourth Proportional to 4,991,774.18, 6,888,648.24 and 2,699,934.93
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Solution
The fourth proportional to 4,991,774.18, 6,888,648.24 and 2,699,934.93 is: 3,725,910.14
Step by Step Solution
- Step 1: Write the proportion equation
4,991,774.18 : 6,888,648.24 = 2,699,934.93 : x - Step 2: Convert to fraction form
4,991,774.18/6,888,648.24 = 2,699,934.93/x - Step 3: Cross multiply
4,991,774.18x = 6,888,648.24 × 2,699,934.93 - Step 4: Simplify right side
4,991,774.18x = 18,598,902,003,659.02 - Step 5: Solve for x
x = 18,598,902,003,659.02/4,991,774.18 - Step 6: Final answer
x = 3,725,910.14
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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.