Finding the Fourth Proportional to 4,303,291.17, 6,450,623.90 and 1,999,402.84
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Solution
The fourth proportional to 4,303,291.17, 6,450,623.90 and 1,999,402.84 is: 2,997,100.41
Step by Step Solution
- Step 1: Write the proportion equation
4,303,291.17 : 6,450,623.90 = 1,999,402.84 : x - Step 2: Convert to fraction form
4,303,291.17/6,450,623.90 = 1,999,402.84/x - Step 3: Cross multiply
4,303,291.17x = 6,450,623.90 × 1,999,402.84 - Step 4: Simplify right side
4,303,291.17x = 12,897,395,745,431.88 - Step 5: Solve for x
x = 12,897,395,745,431.88/4,303,291.17 - Step 6: Final answer
x = 2,997,100.41
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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.