Finding the Fourth Proportional to 4,095,321.28, 5,651,536.62 and 2,259,778.12
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Solution
The fourth proportional to 4,095,321.28, 5,651,536.62 and 2,259,778.12 is: 3,118,490.08
Step by Step Solution
- Step 1: Write the proportion equation
4,095,321.28 : 5,651,536.62 = 2,259,778.12 : x - Step 2: Convert to fraction form
4,095,321.28/5,651,536.62 = 2,259,778.12/x - Step 3: Cross multiply
4,095,321.28x = 5,651,536.62 × 2,259,778.12 - Step 4: Simplify right side
4,095,321.28x = 12,771,218,798,254.76 - Step 5: Solve for x
x = 12,771,218,798,254.76/4,095,321.28 - Step 6: Final answer
x = 3,118,490.08
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1.5x scale
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.