Finding the Fourth Proportional to 1,754,402.07, 2,632,652.85 and 1,611,634.71
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Solution
The fourth proportional to 1,754,402.07, 2,632,652.85 and 1,611,634.71 is: 2,418,416.39
Step by Step Solution
- Step 1: Write the proportion equation
1,754,402.07 : 2,632,652.85 = 1,611,634.71 : x - Step 2: Convert to fraction form
1,754,402.07/2,632,652.85 = 1,611,634.71/x - Step 3: Cross multiply
1,754,402.07x = 2,632,652.85 × 1,611,634.71 - Step 4: Simplify right side
1,754,402.07x = 4,242,874,712,440.42 - Step 5: Solve for x
x = 4,242,874,712,440.42/1,754,402.07 - Step 6: Final answer
x = 2,418,416.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.