Finding the Fourth Proportional to 4,884,197.31, 6,740,605.94 and 2,709,440.87
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Solution
The fourth proportional to 4,884,197.31, 6,740,605.94 and 2,709,440.87 is: 3,739,257.86
Step by Step Solution
- Step 1: Write the proportion equation
4,884,197.31 : 6,740,605.94 = 2,709,440.87 : x - Step 2: Convert to fraction form
4,884,197.31/6,740,605.94 = 2,709,440.87/x - Step 3: Cross multiply
4,884,197.31x = 6,740,605.94 × 2,709,440.87 - Step 4: Simplify right side
4,884,197.31x = 18,263,273,175,150.54 - Step 5: Solve for x
x = 18,263,273,175,150.54/4,884,197.31 - Step 6: Final answer
x = 3,739,257.86
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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.