Finding the Fourth Proportional to 864,184.05, 1,296,276.08 and 864,184.05
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Solution
The fourth proportional to 864,184.05, 1,296,276.08 and 864,184.05 is: 1,296,276.08
Step by Step Solution
- Step 1: Write the proportion equation
864,184.05 : 1,296,276.08 = 864,184.05 : x - Step 2: Convert to fraction form
864,184.05/1,296,276.08 = 864,184.05/x - Step 3: Cross multiply
864,184.05x = 1,296,276.08 × 864,184.05 - Step 4: Simplify right side
864,184.05x = 1,120,221,108,411.60 - Step 5: Solve for x
x = 1,120,221,108,411.60/864,184.05 - Step 6: Final answer
x = 1,296,276.08
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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.