Finding the Fourth Proportional to 2,119,244.80, 3,174,201.60 and 1,882,854.40
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Solution
The fourth proportional to 2,119,244.80, 3,174,201.60 and 1,882,854.40 is: 2,820,136.42
Step by Step Solution
- Step 1: Write the proportion equation
2,119,244.80 : 3,174,201.60 = 1,882,854.40 : x - Step 2: Convert to fraction form
2,119,244.80/3,174,201.60 = 1,882,854.40/x - Step 3: Cross multiply
2,119,244.80x = 3,174,201.60 × 1,882,854.40 - Step 4: Simplify right side
2,119,244.80x = 5,976,559,449,047.04 - Step 5: Solve for x
x = 5,976,559,449,047.04/2,119,244.80 - Step 6: Final answer
x = 2,820,136.42
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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.