Finding the Fourth Proportional to 4,124,699.24, 5,692,768.98 and 2,405,819.66
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Solution
The fourth proportional to 4,124,699.24, 5,692,768.98 and 2,405,819.66 is: 3,320,430.11
Step by Step Solution
- Step 1: Write the proportion equation
4,124,699.24 : 5,692,768.98 = 2,405,819.66 : x - Step 2: Convert to fraction form
4,124,699.24/5,692,768.98 = 2,405,819.66/x - Step 3: Cross multiply
4,124,699.24x = 5,692,768.98 × 2,405,819.66 - Step 4: Simplify right side
4,124,699.24x = 13,695,775,531,922.15 - Step 5: Solve for x
x = 13,695,775,531,922.15/4,124,699.24 - Step 6: Final answer
x = 3,320,430.11
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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.