Finding the Fourth Proportional to 5,225,575.62, 7,837,603.11 and 1,630,506.18
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Solution
The fourth proportional to 5,225,575.62, 7,837,603.11 and 1,630,506.18 is: 2,445,522.03
Step by Step Solution
- Step 1: Write the proportion equation
5,225,575.62 : 7,837,603.11 = 1,630,506.18 : x - Step 2: Convert to fraction form
5,225,575.62/7,837,603.11 = 1,630,506.18/x - Step 3: Cross multiply
5,225,575.62x = 7,837,603.11 × 1,630,506.18 - Step 4: Simplify right side
5,225,575.62x = 12,779,260,307,242.22 - Step 5: Solve for x
x = 12,779,260,307,242.22/5,225,575.62 - Step 6: Final answer
x = 2,445,522.03
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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.