Finding the Fourth Proportional to 1,827,449.91, 2,521,089.26 and 1,101,894.56
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Solution
The fourth proportional to 1,827,449.91, 2,521,089.26 and 1,101,894.56 is: 1,520,137.17
Step by Step Solution
- Step 1: Write the proportion equation
1,827,449.91 : 2,521,089.26 = 1,101,894.56 : x - Step 2: Convert to fraction form
1,827,449.91/2,521,089.26 = 1,101,894.56/x - Step 3: Cross multiply
1,827,449.91x = 2,521,089.26 × 1,101,894.56 - Step 4: Simplify right side
1,827,449.91x = 2,777,974,540,471.80 - Step 5: Solve for x
x = 2,777,974,540,471.80/1,827,449.91 - Step 6: Final answer
x = 1,520,137.17
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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.