Finding the Fourth Proportional to 2,175,885.12, 3,261,494.24 and 1,052,408.64
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Solution
The fourth proportional to 2,175,885.12, 3,261,494.24 and 1,052,408.64 is: 1,577,484.35
Step by Step Solution
- Step 1: Write the proportion equation
2,175,885.12 : 3,261,494.24 = 1,052,408.64 : x - Step 2: Convert to fraction form
2,175,885.12/3,261,494.24 = 1,052,408.64/x - Step 3: Cross multiply
2,175,885.12x = 3,261,494.24 × 1,052,408.64 - Step 4: Simplify right side
2,175,885.12x = 3,432,424,717,486.23 - Step 5: Solve for x
x = 3,432,424,717,486.23/2,175,885.12 - Step 6: Final answer
x = 1,577,484.35
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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.