Finding the Fourth Proportional to 4,113,164.43, 6,169,680.63 and 1,121,348.43
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Solution
The fourth proportional to 4,113,164.43, 6,169,680.63 and 1,121,348.43 is: 1,682,004.65
Step by Step Solution
- Step 1: Write the proportion equation
4,113,164.43 : 6,169,680.63 = 1,121,348.43 : x - Step 2: Convert to fraction form
4,113,164.43/6,169,680.63 = 1,121,348.43/x - Step 3: Cross multiply
4,113,164.43x = 6,169,680.63 × 1,121,348.43 - Step 4: Simplify right side
4,113,164.43x = 6,918,361,688,051.91 - Step 5: Solve for x
x = 6,918,361,688,051.91/4,113,164.43 - Step 6: Final answer
x = 1,682,004.65
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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.