Finding the Fourth Proportional to 4,025,980.83, 5,556,006.36 and 2,307,432.99
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Solution
The fourth proportional to 4,025,980.83, 5,556,006.36 and 2,307,432.99 is: 3,184,345.11
Step by Step Solution
- Step 1: Write the proportion equation
4,025,980.83 : 5,556,006.36 = 2,307,432.99 : x - Step 2: Convert to fraction form
4,025,980.83/5,556,006.36 = 2,307,432.99/x - Step 3: Cross multiply
4,025,980.83x = 5,556,006.36 × 2,307,432.99 - Step 4: Simplify right side
4,025,980.83x = 12,820,112,367,713.82 - Step 5: Solve for x
x = 12,820,112,367,713.82/4,025,980.83 - Step 6: Final answer
x = 3,184,345.11
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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.