Finding the Fourth Proportional to 4,631,623.92, 6,391,566.36 and 2,594,427.12
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Solution
The fourth proportional to 4,631,623.92, 6,391,566.36 and 2,594,427.12 is: 3,580,267.61
Step by Step Solution
- Step 1: Write the proportion equation
4,631,623.92 : 6,391,566.36 = 2,594,427.12 : x - Step 2: Convert to fraction form
4,631,623.92/6,391,566.36 = 2,594,427.12/x - Step 3: Cross multiply
4,631,623.92x = 6,391,566.36 × 2,594,427.12 - Step 4: Simplify right side
4,631,623.92x = 16,582,453,103,663.69 - Step 5: Solve for x
x = 16,582,453,103,663.69/4,631,623.92 - Step 6: Final answer
x = 3,580,267.61
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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.