Finding the Fourth Proportional to 2,802,920.70, 4,204,381.05 and 2,243,048.70
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Solution
The fourth proportional to 2,802,920.70, 4,204,381.05 and 2,243,048.70 is: 3,364,573.05
Step by Step Solution
- Step 1: Write the proportion equation
2,802,920.70 : 4,204,381.05 = 2,243,048.70 : x - Step 2: Convert to fraction form
2,802,920.70/4,204,381.05 = 2,243,048.70/x - Step 3: Cross multiply
2,802,920.70x = 4,204,381.05 × 2,243,048.70 - Step 4: Simplify right side
2,802,920.70x = 9,430,631,448,507.14 - Step 5: Solve for x
x = 9,430,631,448,507.14/2,802,920.70 - Step 6: Final answer
x = 3,364,573.05
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1.5x scale
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.