Finding the Fourth Proportional to 1,875,265.10, 2,814,745.65 and 1,336,120.18
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Solution
The fourth proportional to 1,875,265.10, 2,814,745.65 and 1,336,120.18 is: 2,005,496.96
Step by Step Solution
- Step 1: Write the proportion equation
1,875,265.10 : 2,814,745.65 = 1,336,120.18 : x - Step 2: Convert to fraction form
1,875,265.10/2,814,745.65 = 1,336,120.18/x - Step 3: Cross multiply
1,875,265.10x = 2,814,745.65 × 1,336,120.18 - Step 4: Simplify right side
1,875,265.10x = 3,760,838,464,532.22 - Step 5: Solve for x
x = 3,760,838,464,532.22/1,875,265.10 - Step 6: Final answer
x = 2,005,496.96
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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.