Finding the Fourth Proportional to 3,664,818.21, 5,497,577.24 and 1,139,795.49
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Solution
The fourth proportional to 3,664,818.21, 5,497,577.24 and 1,139,795.49 is: 1,709,802.06
Step by Step Solution
- Step 1: Write the proportion equation
3,664,818.21 : 5,497,577.24 = 1,139,795.49 : x - Step 2: Convert to fraction form
3,664,818.21/5,497,577.24 = 1,139,795.49/x - Step 3: Cross multiply
3,664,818.21x = 5,497,577.24 × 1,139,795.49 - Step 4: Simplify right side
3,664,818.21x = 6,266,113,738,379.67 - Step 5: Solve for x
x = 6,266,113,738,379.67/3,664,818.21 - Step 6: Final answer
x = 1,709,802.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.