Finding the Fourth Proportional to 4,688,497.97, 7,032,707.46 and 3,664,689.42
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Solution
The fourth proportional to 4,688,497.97, 7,032,707.46 and 3,664,689.42 is: 5,497,003.27
Step by Step Solution
- Step 1: Write the proportion equation
4,688,497.97 : 7,032,707.46 = 3,664,689.42 : x - Step 2: Convert to fraction form
4,688,497.97/7,032,707.46 = 3,664,689.42/x - Step 3: Cross multiply
4,688,497.97x = 7,032,707.46 × 3,664,689.42 - Step 4: Simplify right side
4,688,497.97x = 25,772,688,622,617.07 - Step 5: Solve for x
x = 25,772,688,622,617.07/4,688,497.97 - Step 6: Final answer
x = 5,497,003.27
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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.