Finding the Fourth Proportional to 1,291,452.66, 1,937,175.75 and 615,484.98
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Solution
The fourth proportional to 1,291,452.66, 1,937,175.75 and 615,484.98 is: 923,225.93
Step by Step Solution
- Step 1: Write the proportion equation
1,291,452.66 : 1,937,175.75 = 615,484.98 : x - Step 2: Convert to fraction form
1,291,452.66/1,937,175.75 = 615,484.98/x - Step 3: Cross multiply
1,291,452.66x = 1,937,175.75 × 615,484.98 - Step 4: Simplify right side
1,291,452.66x = 1,192,302,577,745.23 - Step 5: Solve for x
x = 1,192,302,577,745.23/1,291,452.66 - Step 6: Final answer
x = 923,225.93
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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.