Finding the Fourth Proportional to 2,081,294.54, 2,872,207.83 and 1,163,574.67
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Solution
The fourth proportional to 2,081,294.54, 2,872,207.83 and 1,163,574.67 is: 1,605,744.99
Step by Step Solution
- Step 1: Write the proportion equation
2,081,294.54 : 2,872,207.83 = 1,163,574.67 : x - Step 2: Convert to fraction form
2,081,294.54/2,872,207.83 = 1,163,574.67/x - Step 3: Cross multiply
2,081,294.54x = 2,872,207.83 × 1,163,574.67 - Step 4: Simplify right side
2,081,294.54x = 3,342,028,277,259.39 - Step 5: Solve for x
x = 3,342,028,277,259.39/2,081,294.54 - Step 6: Final answer
x = 1,605,744.99
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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.