Finding the Fourth Proportional to 2,645,230.92, 3,646,992.34 and 1,713,280.56
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Solution
The fourth proportional to 2,645,230.92, 3,646,992.34 and 1,713,280.56 is: 2,362,107.99
Step by Step Solution
- Step 1: Write the proportion equation
2,645,230.92 : 3,646,992.34 = 1,713,280.56 : x - Step 2: Convert to fraction form
2,645,230.92/3,646,992.34 = 1,713,280.56/x - Step 3: Cross multiply
2,645,230.92x = 3,646,992.34 × 1,713,280.56 - Step 4: Simplify right side
2,645,230.92x = 6,248,321,078,590.91 - Step 5: Solve for x
x = 6,248,321,078,590.91/2,645,230.92 - Step 6: Final answer
x = 2,362,107.99
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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.