Finding the Fourth Proportional to 1,260,302.08, 1,739,198.08 and 687,341.04
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Solution
The fourth proportional to 1,260,302.08, 1,739,198.08 and 687,341.04 is: 948,520.39
Step by Step Solution
- Step 1: Write the proportion equation
1,260,302.08 : 1,739,198.08 = 687,341.04 : x - Step 2: Convert to fraction form
1,260,302.08/1,739,198.08 = 687,341.04/x - Step 3: Cross multiply
1,260,302.08x = 1,739,198.08 × 687,341.04 - Step 4: Simplify right side
1,260,302.08x = 1,195,422,217,073.20 - Step 5: Solve for x
x = 1,195,422,217,073.20/1,260,302.08 - Step 6: Final answer
x = 948,520.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.