Finding the Fourth Proportional to 4,337,495.78, 5,985,759.76 and 2,403,789.26
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Solution
The fourth proportional to 4,337,495.78, 5,985,759.76 and 2,403,789.26 is: 3,317,237.82
Step by Step Solution
- Step 1: Write the proportion equation
4,337,495.78 : 5,985,759.76 = 2,403,789.26 : x - Step 2: Convert to fraction form
4,337,495.78/5,985,759.76 = 2,403,789.26/x - Step 3: Cross multiply
4,337,495.78x = 5,985,759.76 × 2,403,789.26 - Step 4: Simplify right side
4,337,495.78x = 14,388,505,024,028.18 - Step 5: Solve for x
x = 14,388,505,024,028.18/4,337,495.78 - Step 6: Final answer
x = 3,317,237.82
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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.