Finding the Fourth Proportional to 4,237,896.16, 5,848,496.65 and 2,402,390.02
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Solution
The fourth proportional to 4,237,896.16, 5,848,496.65 and 2,402,390.02 is: 3,315,411.58
Step by Step Solution
- Step 1: Write the proportion equation
4,237,896.16 : 5,848,496.65 = 2,402,390.02 : x - Step 2: Convert to fraction form
4,237,896.16/5,848,496.65 = 2,402,390.02/x - Step 3: Cross multiply
4,237,896.16x = 5,848,496.65 × 2,402,390.02 - Step 4: Simplify right side
4,237,896.16x = 14,050,369,983,963.43 - Step 5: Solve for x
x = 14,050,369,983,963.43/4,237,896.16 - Step 6: Final answer
x = 3,315,411.58
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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.