Finding the Fourth Proportional to 2,207,903.49, 3,309,475.05 and 1,068,257.79
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Solution
The fourth proportional to 2,207,903.49, 3,309,475.05 and 1,068,257.79 is: 1,601,235.07
Step by Step Solution
- Step 1: Write the proportion equation
2,207,903.49 : 3,309,475.05 = 1,068,257.79 : x - Step 2: Convert to fraction form
2,207,903.49/3,309,475.05 = 1,068,257.79/x - Step 3: Cross multiply
2,207,903.49x = 3,309,475.05 × 1,068,257.79 - Step 4: Simplify right side
2,207,903.49x = 3,535,372,502,973.14 - Step 5: Solve for x
x = 3,535,372,502,973.14/2,207,903.49 - Step 6: Final answer
x = 1,601,235.07
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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.