Finding the Fourth Proportional to 4,991,301.18, 6,887,995.92 and 2,699,461.26
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Solution
The fourth proportional to 4,991,301.18, 6,887,995.92 and 2,699,461.26 is: 3,725,256.70
Step by Step Solution
- Step 1: Write the proportion equation
4,991,301.18 : 6,887,995.92 = 2,699,461.26 : x - Step 2: Convert to fraction form
4,991,301.18/6,887,995.92 = 2,699,461.26/x - Step 3: Cross multiply
4,991,301.18x = 6,887,995.92 × 2,699,461.26 - Step 4: Simplify right side
4,991,301.18x = 18,593,878,145,078.06 - Step 5: Solve for x
x = 18,593,878,145,078.06/4,991,301.18 - Step 6: Final answer
x = 3,725,256.70
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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.