Finding the Fourth Proportional to 1,582,758.25, 2,184,208.34 and 857,605.41
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Solution
The fourth proportional to 1,582,758.25, 2,184,208.34 and 857,605.41 is: 1,183,496.52
Step by Step Solution
- Step 1: Write the proportion equation
1,582,758.25 : 2,184,208.34 = 857,605.41 : x - Step 2: Convert to fraction form
1,582,758.25/2,184,208.34 = 857,605.41/x - Step 3: Cross multiply
1,582,758.25x = 2,184,208.34 × 857,605.41 - Step 4: Simplify right side
1,582,758.25x = 1,873,188,884,663.09 - Step 5: Solve for x
x = 1,873,188,884,663.09/1,582,758.25 - Step 6: Final answer
x = 1,183,496.52
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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.