Finding the Fourth Proportional to 4,138,246.90, 6,207,297.90 and 1,862,160.40
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Solution
The fourth proportional to 4,138,246.90, 6,207,297.90 and 1,862,160.40 is: 2,793,208.00
Step by Step Solution
- Step 1: Write the proportion equation
4,138,246.90 : 6,207,297.90 = 1,862,160.40 : x - Step 2: Convert to fraction form
4,138,246.90/6,207,297.90 = 1,862,160.40/x - Step 3: Cross multiply
4,138,246.90x = 6,207,297.90 × 1,862,160.40 - Step 4: Simplify right side
4,138,246.90x = 11,558,984,340,383.16 - Step 5: Solve for x
x = 11,558,984,340,383.16/4,138,246.90 - Step 6: Final answer
x = 2,793,208.00
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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.