Finding the Fourth Proportional to 3,677,031.04, 5,515,548.18 and 1,152,883.12
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Solution
The fourth proportional to 3,677,031.04, 5,515,548.18 and 1,152,883.12 is: 1,729,325.19
Step by Step Solution
- Step 1: Write the proportion equation
3,677,031.04 : 5,515,548.18 = 1,152,883.12 : x - Step 2: Convert to fraction form
3,677,031.04/5,515,548.18 = 1,152,883.12/x - Step 3: Cross multiply
3,677,031.04x = 5,515,548.18 × 1,152,883.12 - Step 4: Simplify right side
3,677,031.04x = 6,358,782,394,268.72 - Step 5: Solve for x
x = 6,358,782,394,268.72/3,677,031.04 - Step 6: Final answer
x = 1,729,325.19
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1.5x scale
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.