Finding the Fourth Proportional to 3,568,335.74, 4,924,171.55 and 1,936,708.06
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Solution
The fourth proportional to 3,568,335.74, 4,924,171.55 and 1,936,708.06 is: 2,672,585.60
Step by Step Solution
- Step 1: Write the proportion equation
3,568,335.74 : 4,924,171.55 = 1,936,708.06 : x - Step 2: Convert to fraction form
3,568,335.74/4,924,171.55 = 1,936,708.06/x - Step 3: Cross multiply
3,568,335.74x = 4,924,171.55 × 1,936,708.06 - Step 4: Simplify right side
3,568,335.74x = 9,536,682,695,403.30 - Step 5: Solve for x
x = 9,536,682,695,403.30/3,568,335.74 - Step 6: Final answer
x = 2,672,585.60
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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.