Finding the Fourth Proportional to 4,249,450.17, 6,372,299.89 and 1,216,125.38
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Solution
The fourth proportional to 4,249,450.17, 6,372,299.89 and 1,216,125.38 is: 1,823,651.37
Step by Step Solution
- Step 1: Write the proportion equation
4,249,450.17 : 6,372,299.89 = 1,216,125.38 : x - Step 2: Convert to fraction form
4,249,450.17/6,372,299.89 = 1,216,125.38/x - Step 3: Cross multiply
4,249,450.17x = 6,372,299.89 × 1,216,125.38 - Step 4: Simplify right side
4,249,450.17x = 7,749,515,625,200.21 - Step 5: Solve for x
x = 7,749,515,625,200.21/4,249,450.17 - Step 6: Final answer
x = 1,823,651.37
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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.