Finding the Fourth Proportional to 2,829,778, 4,241,998.68 and 1,408,490.44
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Solution
The fourth proportional to 2,829,778, 4,241,998.68 and 1,408,490.44 is: 2,111,407.53
Step by Step Solution
- Step 1: Write the proportion equation
2,829,778 : 4,241,998.68 = 1,408,490.44 : x - Step 2: Convert to fraction form
2,829,778/4,241,998.68 = 1,408,490.44/x - Step 3: Cross multiply
2,829,778x = 4,241,998.68 × 1,408,490.44 - Step 4: Simplify right side
2,829,778x = 5,974,814,587,272.62 - Step 5: Solve for x
x = 5,974,814,587,272.62/2,829,778 - Step 6: Final answer
x = 2,111,407.53
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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.